diff --git a/scripts/gems b/scripts/gems
index 252f954df7..c0f098bf29 100755
--- a/scripts/gems
+++ b/scripts/gems
@@ -175,7 +175,7 @@ __rvm_parse_gem_line() {
 __rvm_gem_install() {
   __rvm_parse_gem_line $*
 
-  if [[ -z "$rvm_force_flag" ]] && [[ -f "${rvm_ruby_gem_home}/specifications/$(basename $gem_file_name)'spec" ]] ; then
+  if [[ -z "$rvm_force_flag" ]] && [[ -f "${rvm_ruby_gem_home}/specifications/$(basename $gem_file_name)spec" ]] ; then
     unset gem
     $rvm_scripts_path/log "info" "$color_green$gem_name $gem_version$yellow exists, skipping (--force to re-install)"
   else
@@ -199,8 +199,9 @@ __rvm_gem_install() {
       gem_file_name="$(basename "$cache_file")"
       gem_string="$(echo "$gem_file_name" | sed 's#\.gem$##')"
 
-      if [[ -z "$rvm_force_flag" ]] && [[ -f "${rvm_ruby_gem_home}/specifications/$(basename $gem_file_name)'spec" ]] ; then
-        : # already installed, not forcing reinstall.
+      set -x
+      if [[ -z "$rvm_force_flag" ]] && [[ -f "${rvm_ruby_gem_home}/specifications/$(basename $gem_file_name)spec" ]] ; then
+        unset gem # already installed, not forcing reinstall.
       else
         if [[ -s "$rvm_gems_path/cache/$(basename $gem_file_name)" ]] ; then
           mkdir -p "$rvm_tmp_path/$$/"
@@ -210,6 +211,7 @@ __rvm_gem_install() {
           gem="$cache_file"
         fi
       fi
+      set +x
     fi
   fi