diff --git a/Makefile b/Makefile
index 61820ce74..62b31a7e2 100644
--- a/Makefile
+++ b/Makefile
@@ -112,8 +112,8 @@ display_compilation_time:
 
 publish:
 	brew update && brew bump-formula-pr --tag=$(shell git describe --tags) --revision=$(shell git rev-parse HEAD) swiftlint
-	pod trunk push SwiftLintFramework.podspec
-	pod trunk push SwiftLint.podspec
+	pod trunk push SwiftLintFramework.podspec --swift-version=4.0
+	pod trunk push SwiftLint.podspec --swift-version=4.0
 
 get_version:
 	@echo $(VERSION_STRING)