diff --git a/Modules/FortranCInterface.cmake b/Modules/FortranCInterface.cmake
index 3899a2d563..893a96fb54 100644
--- a/Modules/FortranCInterface.cmake
+++ b/Modules/FortranCInterface.cmake
@@ -348,7 +348,8 @@ function(FortranCInterface_VERIFY)
     try_compile(FortranCInterface_VERIFY_${lang}_COMPILED
       ${FortranCInterface_BINARY_DIR}/Verify${lang}
       ${FortranCInterface_SOURCE_DIR}/Verify
-      VerifyFortranC
+      VerifyFortranC # project name
+      VerifyFortranC # target name
       CMAKE_FLAGS -DVERIFY_CXX=${verify_cxx}
                   -DCMAKE_VERBOSE_MAKEFILE=ON
                  "-DCMAKE_C_FLAGS:STRING=${CMAKE_C_FLAGS}"
diff --git a/Modules/FortranCInterface/Detect.cmake b/Modules/FortranCInterface/Detect.cmake
index 9984efd327..76128902f1 100644
--- a/Modules/FortranCInterface/Detect.cmake
+++ b/Modules/FortranCInterface/Detect.cmake
@@ -30,7 +30,8 @@ set(_result)
 try_compile(FortranCInterface_COMPILED
   ${FortranCInterface_BINARY_DIR}
   ${FortranCInterface_SOURCE_DIR}
-  FortranCInterface
+  FortranCInterface # project name
+  FortranCInterface # target name
   CMAKE_FLAGS
     "-DCMAKE_C_FLAGS:STRING=${CMAKE_C_FLAGS}"
     "-DCMAKE_Fortran_FLAGS:STRING=${CMAKE_Fortran_FLAGS}"