diff --git a/powerlevel9k.zsh-theme b/powerlevel9k.zsh-theme
index 8c76ff85..f9b14c64 100644
--- a/powerlevel9k.zsh-theme
+++ b/powerlevel9k.zsh-theme
@@ -571,7 +571,7 @@ prompt_ip() {
 
 prompt_load() {
   if [[ "$OS" == "OSX" ]]; then
-    load_avg_5min=$(sysctl vm.loadavg | grep -o -E -e '[0-9]+\.[0-9]+' | head -n 1)
+    load_avg_5min=$(sysctl vm.loadavg | grep -o -E '[0-9]+\.[0-9]+' | head -n 1)
     ramfree=$(vm_stat | grep "Pages free" | grep -o -E '[0-9]+')
     # Convert pages into Bytes
     ramfree=$(( $ramfree * 4096 ))