diff --git a/bin/pyenv-sh-deactivate b/bin/pyenv-sh-deactivate
index 7c1171d..6c81115 100755
--- a/bin/pyenv-sh-deactivate
+++ b/bin/pyenv-sh-deactivate
@@ -30,7 +30,7 @@ done
 shell="$(basename "${PYENV_SHELL:-$SHELL}")"
 case "$shell" in
 fish )
-  echo "if functions -q deactivate"
+  echo "if functions -q deactivate;"
   ;;
 *    )
   echo "if declare -f deactivate 1>/dev/null 2>&1; then"
diff --git a/test/deactivate.bats b/test/deactivate.bats
index b44c5ca..7929ff2 100644
--- a/test/deactivate.bats
+++ b/test/deactivate.bats
@@ -110,7 +110,7 @@ EOS
 
   assert_success
   assert_output <<EOS
-if functions -q deactivate
+if functions -q deactivate;
   setenv PYENV_DEACTIVATE "$PYENV_ACTIVATE";
   set -e PYENV_ACTIVATE;
   deactivate;
@@ -129,7 +129,7 @@ EOS
 
   assert_success
   assert_output <<EOS
-if functions -q deactivate
+if functions -q deactivate;
   setenv PYENV_DEACTIVATE "$PYENV_ACTIVATE";
   set -e PYENV_ACTIVATE;
   deactivate;
@@ -147,7 +147,7 @@ EOS
 
   assert_success
   assert_output <<EOS
-if functions -q deactivate
+if functions -q deactivate;
   pyenv shell --unset;
   setenv PYENV_DEACTIVATE "$PYENV_ACTIVATE";
   set -e PYENV_ACTIVATE;
@@ -167,7 +167,7 @@ EOS
 
   assert_success
   assert_output <<EOS
-if functions -q deactivate
+if functions -q deactivate;
   pyenv shell --unset;
   setenv PYENV_DEACTIVATE "$PYENV_ACTIVATE";
   set -e PYENV_ACTIVATE;