diff --git a/test/conda.bats b/test/conda.bats
index 0eb79d6..3c6ef02 100644
--- a/test/conda.bats
+++ b/test/conda.bats
@@ -25,6 +25,7 @@ unstub_pyenv() {
   setup_conda "${PYENV_VERSION}"
   stub_pyenv "${PYENV_VERSION}"
   stub pyenv-prefix " : echo '${PYENV_ROOT}/versions/${PYENV_VERSION}'"
+  stub pyenv-virtualenv-prefix " : echo '${PYENV_ROOT}/versions/${PYENV_VERSION}'"
   stub pyenv-exec "conda * : echo PYENV_VERSION=\${PYENV_VERSION} \"\$@\""
   stub pyenv-exec "python -s -m ensurepip : true"
 
@@ -37,6 +38,7 @@ rehashed
 OUT
 
   unstub_pyenv
+  unstub pyenv-virtualenv-prefix
   unstub pyenv-exec
   teardown_pyvenv "miniconda3-3.16.0"
 }
@@ -46,6 +48,7 @@ OUT
   setup_conda "${PYENV_VERSION}"
   stub_pyenv "${PYENV_VERSION}"
   stub pyenv-prefix " : echo '${PYENV_ROOT}/versions/${PYENV_VERSION}'"
+  stub pyenv-virtualenv-prefix " : echo '${PYENV_ROOT}/versions/${PYENV_VERSION}'"
   stub pyenv-exec "conda * : echo PYENV_VERSION=\${PYENV_VERSION} \"\$@\""
   stub pyenv-exec "python -s -m ensurepip : true"
 
@@ -58,6 +61,7 @@ rehashed
 OUT
 
   unstub_pyenv
+  unstub pyenv-virtualenv-prefix
   unstub pyenv-exec
   teardown_pyvenv "miniconda3-3.16.0"
 }
@@ -67,6 +71,7 @@ OUT
   setup_conda "${PYENV_VERSION}"
   stub_pyenv "${PYENV_VERSION}"
   stub pyenv-prefix " : echo '${PYENV_ROOT}/versions/${PYENV_VERSION}'"
+  stub pyenv-virtualenv-prefix " : echo '${PYENV_ROOT}/versions/${PYENV_VERSION}'"
   stub pyenv-exec "conda * : echo PYENV_VERSION=\${PYENV_VERSION} \"\$@\""
   stub pyenv-exec "python -s -m ensurepip : true"
 
@@ -79,6 +84,7 @@ rehashed
 OUT
 
   unstub_pyenv
+  unstub pyenv-virtualenv-prefix
   unstub pyenv-exec
   teardown_pyvenv "miniconda3-3.16.0"
 }
diff --git a/test/pip.bats b/test/pip.bats
index e1af4fd..67381c1 100644
--- a/test/pip.bats
+++ b/test/pip.bats
@@ -25,6 +25,7 @@ unstub_pyenv() {
   setup_pyvenv "3.4.1"
   stub_pyenv "${PYENV_VERSION}"
   stub pyenv-prefix " : echo '${PYENV_ROOT}/versions/${PYENV_VERSION}'"
+  stub pyenv-virtualenv-prefix " : false"
   stub pyenv-exec "pyvenv * : echo PYENV_VERSION=\${PYENV_VERSION} \"\$@\";mkdir -p \${PYENV_ROOT}/versions/3.4.1/envs/venv/bin"
   stub pyenv-exec "python -s -m ensurepip : echo PYENV_VERSION=\${PYENV_VERSION} \"\$@\";touch \${PYENV_ROOT}/versions/3.4.1/envs/venv/bin/pip"
 
@@ -39,6 +40,7 @@ OUT
   assert [ -e "${PYENV_ROOT}/versions/3.4.1/envs/venv/bin/pip" ]
 
   unstub_pyenv
+  unstub pyenv-virtualenv-prefix
   unstub pyenv-exec
   teardown_pyvenv "3.4.1"
 }
@@ -48,6 +50,7 @@ OUT
   setup_pyvenv "3.3.5"
   stub_pyenv "${PYENV_VERSION}"
   stub pyenv-prefix " : echo '${PYENV_ROOT}/versions/${PYENV_VERSION}'"
+  stub pyenv-virtualenv-prefix " : false"
   stub pyenv-exec "pyvenv * : echo PYENV_VERSION=\${PYENV_VERSION} \"\$@\";mkdir -p \${PYENV_ROOT}/versions/3.3.5/envs/venv/bin"
   stub pyenv-exec "python -s -m ensurepip : false"
   stub pyenv-exec "python -s */get-pip.py : echo PYENV_VERSION=\${PYENV_VERSION} \"\$@\";touch \${PYENV_ROOT}/versions/3.3.5/envs/venv/bin/pip"
@@ -65,6 +68,7 @@ OUT
   assert [ -e "${PYENV_ROOT}/versions/3.3.5/envs/venv/bin/pip" ]
 
   unstub_pyenv
+  unstub pyenv-virtualenv-prefix
   unstub pyenv-exec
   teardown_pyvenv "3.3.5"
 }
diff --git a/test/pyvenv.bats b/test/pyvenv.bats
index 32bde99..7a23078 100644
--- a/test/pyvenv.bats
+++ b/test/pyvenv.bats
@@ -25,6 +25,7 @@ unstub_pyenv() {
   setup_pyvenv "3.4.1"
   stub_pyenv "${PYENV_VERSION}"
   stub pyenv-prefix " : echo '${PYENV_ROOT}/versions/${PYENV_VERSION}'"
+  stub pyenv-virtualenv-prefix " : false"
   stub pyenv-exec "pyvenv * : echo PYENV_VERSION=\${PYENV_VERSION} \"\$@\""
   stub pyenv-exec "python -s -m ensurepip : true"
 
@@ -37,6 +38,7 @@ rehashed
 OUT
 
   unstub_pyenv
+  unstub pyenv-virtualenv-prefix
   unstub pyenv-exec
   teardown_pyvenv "3.4.1"
 }
@@ -47,6 +49,7 @@ OUT
   create_executable "3.4.1" "virtualenv"
   stub_pyenv "${PYENV_VERSION}"
   stub pyenv-prefix " : echo '${PYENV_ROOT}/versions/${PYENV_VERSION}'"
+  stub pyenv-virtualenv-prefix " : false"
   stub pyenv-exec "virtualenv * : echo PYENV_VERSION=\${PYENV_VERSION} \"\$@\""
   stub pyenv-exec "python -s -m ensurepip : true"
 
@@ -59,6 +62,7 @@ rehashed
 OUT
 
   unstub_pyenv
+  unstub pyenv-virtualenv-prefix
   unstub pyenv-exec
   teardown_pyvenv "3.4.1"
 }
@@ -68,6 +72,7 @@ OUT
   setup_version "3.2.1"
   stub_pyenv "${PYENV_VERSION}"
   stub pyenv-prefix " : echo '${PYENV_ROOT}/versions/${PYENV_VERSION}'"
+  stub pyenv-virtualenv-prefix " : false"
   stub pyenv-exec "pip install virtualenv : echo PYENV_VERSION=\${PYENV_VERSION} \"\$@\""
   stub pyenv-exec "virtualenv * : echo PYENV_VERSION=\${PYENV_VERSION} \"\$@\""
   stub pyenv-exec "python -s -m ensurepip : false"
@@ -85,6 +90,7 @@ rehashed
 OUT
 
   unstub_pyenv
+  unstub pyenv-virtualenv-prefix
   unstub pyenv-exec
   unstub curl
   teardown_version "3.2.1"
@@ -95,6 +101,7 @@ OUT
   setup_pyvenv "3.4.1"
   stub_pyenv "${PYENV_VERSION}"
   stub pyenv-prefix " : echo '${PYENV_ROOT}/versions/${PYENV_VERSION}'"
+  stub pyenv-virtualenv-prefix " : false"
   stub pyenv-exec "pip install virtualenv : echo PYENV_VERSION=\${PYENV_VERSION} \"\$@\""
   stub pyenv-exec "virtualenv * : echo PYENV_VERSION=\${PYENV_VERSION} \"\$@\""
   stub pyenv-exec "python -s -m ensurepip : true"
@@ -109,6 +116,7 @@ OUT
   assert_success
 
   unstub_pyenv
+  unstub pyenv-virtualenv-prefix
   unstub pyenv-exec
   teardown_pyvenv "3.4.1"
 }
@@ -118,6 +126,7 @@ OUT
   setup_pyvenv "3.4.1"
   stub_pyenv "${PYENV_VERSION}"
   stub pyenv-prefix " : echo '${PYENV_ROOT}/versions/${PYENV_VERSION}'"
+  stub pyenv-virtualenv-prefix " : false"
   stub pyenv-exec "pip install virtualenv : echo PYENV_VERSION=\${PYENV_VERSION} \"\$@\""
   stub pyenv-exec "virtualenv * : echo PYENV_VERSION=\${PYENV_VERSION} \"\$@\""
   stub pyenv-exec "python -s -m ensurepip : true"
@@ -132,6 +141,7 @@ OUT
   assert_success
 
   unstub_pyenv
+  unstub pyenv-virtualenv-prefix
   unstub pyenv-exec
   teardown_pyvenv "3.4.1"
 }
@@ -141,6 +151,7 @@ OUT
   setup_version "3.2.1"
   stub_pyenv "${PYENV_VERSION}"
   stub pyenv-prefix " : echo '${PYENV_ROOT}/versions/${PYENV_VERSION}'"
+  stub pyenv-virtualenv-prefix " : false"
   stub pyenv-exec "pip install virtualenv : echo PIP_REQUIRE_VENV=\${PIP_REQUIRE_VENV} PYENV_VERSION=\${PYENV_VERSION} \"\$@\""
   stub pyenv-exec "virtualenv * : echo PIP_REQUIRE_VENV=\${PIP_REQUIRE_VENV} PYENV_VERSION=\${PYENV_VERSION} \"\$@\""
   stub pyenv-exec "python -s -m ensurepip : false"
@@ -158,6 +169,7 @@ rehashed
 OUT
 
   unstub_pyenv
+  unstub pyenv-virtualenv-prefix
   unstub pyenv-exec
   unstub curl
   teardown_version "3.2.1"
diff --git a/test/virtualenv.bats b/test/virtualenv.bats
index 1baba15..7567deb 100644
--- a/test/virtualenv.bats
+++ b/test/virtualenv.bats
@@ -25,6 +25,7 @@ unstub_pyenv() {
 @test "create virtualenv from given version" {
   export PYENV_VERSION="3.2.1"
   stub_pyenv "${PYENV_VERSION}"
+  stub pyenv-virtualenv-prefix " : false"
   stub pyenv-exec "virtualenv * : echo PYENV_VERSION=\${PYENV_VERSION} \"\$@\""
   stub pyenv-exec "python -s -m ensurepip : false"
   stub pyenv-exec "python -s */get-pip.py : true"
@@ -40,6 +41,7 @@ rehashed
 OUT
 
   unstub_pyenv
+  unstub pyenv-virtualenv-prefix
   unstub pyenv-exec
   unstub curl
 }
@@ -48,6 +50,7 @@ OUT
   export PYENV_VERSION="3.2.1"
   stub_pyenv "${PYENV_VERSION}"
   stub pyenv-version-name "echo \${PYENV_VERSION}"
+  stub pyenv-virtualenv-prefix " : false"
   stub pyenv-exec "virtualenv * : echo PYENV_VERSION=\${PYENV_VERSION} \"\$@\""
   stub pyenv-exec "python -s -m ensurepip : false"
   stub pyenv-exec "python -s */get-pip.py : true"
@@ -64,6 +67,7 @@ OUT
 
   unstub_pyenv
   unstub pyenv-version-name
+  unstub pyenv-virtualenv-prefix
   unstub pyenv-exec
   unstub curl
 }
@@ -72,6 +76,7 @@ OUT
   export PYENV_VERSION="3.2.1"
   stub_pyenv "${PYENV_VERSION}"
   stub pyenv-version-name "echo \${PYENV_VERSION}"
+  stub pyenv-virtualenv-prefix " : false"
   stub pyenv-exec "virtualenv * : echo PYENV_VERSION=\${PYENV_VERSION} \"\$@\""
   stub pyenv-exec "python -s -m ensurepip : false"
   stub pyenv-exec "python -s */get-pip.py : true"
@@ -88,6 +93,7 @@ OUT
 
   unstub_pyenv
   unstub pyenv-version-name
+  unstub pyenv-virtualenv-prefix
   unstub pyenv-exec
   unstub curl
 }
@@ -96,6 +102,7 @@ OUT
   export PYENV_VERSION="3.2.1"
   stub_pyenv "${PYENV_VERSION}"
   stub pyenv-version-name "echo \${PYENV_VERSION}"
+  stub pyenv-virtualenv-prefix " : false"
   stub pyenv-exec "virtualenv * : echo PYENV_VERSION=\${PYENV_VERSION} \"\$@\""
   stub pyenv-exec "python -s -m ensurepip : false"
   stub pyenv-exec "python -s */get-pip.py : true"
@@ -112,6 +119,7 @@ OUT
 
   unstub_pyenv
   unstub pyenv-version-name
+  unstub pyenv-virtualenv-prefix
   unstub pyenv-exec
   unstub curl
 }
@@ -155,6 +163,7 @@ OUT
 @test "slash allowed if it is the long name of the virtualenv" {
   export PYENV_VERSION="3.2.1"
   stub_pyenv "${PYENV_VERSION}"
+  stub pyenv-virtualenv-prefix " : false"
   stub pyenv-exec "virtualenv * : echo PYENV_VERSION=\${PYENV_VERSION} \"\$@\""
   stub pyenv-exec "python -s -m ensurepip : false"
   stub pyenv-exec "python -s */get-pip.py : true"
@@ -170,6 +179,7 @@ rehashed
 OUT
 
   unstub_pyenv
+  unstub pyenv-virtualenv-prefix
   unstub pyenv-exec
   unstub curl
 }