diff --git a/bash_aliases b/bash_aliases
index 266bd24..5a38eef 100755
--- a/bash_aliases
+++ b/bash_aliases
@@ -43,7 +43,7 @@ function prompt_ps1_git_branch()
         return
     fi
     current_branch=$(echo "$branch_out" | sed -re 's/(.no.branch.|[^ ]*).*/\1/')
-    ahead_behind=$(echo "$branch_out" | grep -E '(ahead|behind)' | sed -re 's/^.*(ahead|behind)(.[0-9]+).*$/\1\2/')
+    ahead_behind=$(echo "$branch_out" | grep -E '(ahead|behind)' | grep -Eo '(ahead|behind)[^]]*')
     if [[ "$ahead_behind" != "" ]]; then
         ahead_behind=": ${ahead_behind}"
     fi