diff --git a/bin/omarchy-theme-set-browser b/bin/omarchy-theme-set-browser
index a069c167..05c8fc96 100755
--- a/bin/omarchy-theme-set-browser
+++ b/bin/omarchy-theme-set-browser
@@ -14,11 +14,11 @@ if omarchy-cmd-present chromium || omarchy-cmd-present brave; then
 
   if omarchy-cmd-present chromium; then
     echo "{\"BrowserThemeColor\": \"$THEME_HEX_COLOR\", \"BrowserColorScheme\": \"device\"}" | tee "/etc/chromium/policies/managed/color.json" >/dev/null
-    chromium --refresh-platform-policy --no-startup-window &>/dev/null
+    pgrep -x chromium >/dev/null && chromium --refresh-platform-policy --no-startup-window &>/dev/null
   fi
 
   if omarchy-cmd-present brave; then
     echo "{\"BrowserThemeColor\": \"$THEME_HEX_COLOR\", \"BrowserColorScheme\": \"device\"}" | tee "/etc/brave/policies/managed/color.json" >/dev/null
-    brave --refresh-platform-policy --no-startup-window &>/dev/null
+    pgrep -x brave >/dev/null && brave --refresh-platform-policy --no-startup-window &>/dev/null
   fi
 fi