diff --git a/run.sh b/run.sh
index 77dc1d661..e4004c120 100755
--- a/run.sh
+++ b/run.sh
@@ -1,4 +1,9 @@
 #!/bin/env sh
+
+# make the script exit if any of the commands fail,
+# making fastfetch not run if the build failed.
+set -e
+
 mkdir -p build/
 cd build/
 cmake ..