diff --git a/libexec/jenv-init b/libexec/jenv-init
index f77ab78..4a34e0c 100755
--- a/libexec/jenv-init
+++ b/libexec/jenv-init
@@ -22,13 +22,13 @@ done
 
 shell="$1"
 if [ -z "$shell" ]; then
-  if [-n "$BASH_VERSIONH"]; then
+  if [ -n "$BASH_VERSION" ]; then
       shell="bash"
-  elif [ -n "$ZSH_VERSION"]; then
+  elif [ -n "$ZSH_VERSION" ]; then
       shell="zsh"
-  elif [ -n "FISH_VERSION"]; then
+  elif [ -n "$FISH_VERSION" ]; then
       shell="fish"
-  elif [ -n "KSH_VERSION"]; then
+  elif [ -n "$KSH_VERSION" ]; then
       shell="ksh"
   else
       shell="unknown"