diff --git a/.github/workflows/spm.yml b/.github/workflows/spm.yml
index 846b3cb..91513c8 100644
--- a/.github/workflows/spm.yml
+++ b/.github/workflows/spm.yml
@@ -20,4 +20,4 @@ jobs:
     - name: tvOS Build Tests
       run: xcodebuild -scheme abseil build -sdk "appletvsimulator" -destination 'platform=tvOS Simulator,name=Apple TV'
     - name: iOS Device Build Tests
-      run: xcodebuild -scheme abseil build -sdk 'iphoneos'      
+      run: xcodebuild -scheme abseil build -sdk 'iphoneos' -destination 'generic/platform=iOS'
diff --git a/SwiftPMTests/build-test/test.cc b/SwiftPMTests/build-test/test.cc
index 8586d41..e741e77 100644
--- a/SwiftPMTests/build-test/test.cc
+++ b/SwiftPMTests/build-test/test.cc
@@ -46,3 +46,6 @@
 #include "absl/types/any.h"
 #include "absl/types/optional.h"
 #include "absl/types/variant.h"
+
+// Test for duplicate `_main` symbol.
+int main(int argc, char** argv) {}