diff --git a/.travis.yml b/.travis.yml
index b38b2d68f..b91bedc1b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -54,7 +54,7 @@ install:
 
 before_script:
   # Validate if patches work
-  - patch --dry-run -d twidere < twidere/patches/remove_closed_source_dependencies.patch
+  - ./travis/scripts/patch_sources.sh
   # Validate if Google components fetched successfully
   - ./travis/scripts/test_private_files.sh
 
diff --git a/travis/scripts/patch_sources.sh b/travis/scripts/patch_sources.sh
new file mode 100755
index 000000000..87a96a95e
--- /dev/null
+++ b/travis/scripts/patch_sources.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+
+if [ "$TRAVIS_PULL_REQUEST" != "false" ]; then
+      patch --dry-run -d twidere < twidere/patches/remove_closed_source_dependencies.patch
+else
+      patch -d twidere < twidere/patches/remove_closed_source_dependencies.patch
+fi
\ No newline at end of file