diff --git a/sourcepawn/compiler/AMBuilder b/sourcepawn/compiler/AMBuilder
index 0fe0afbe..689281a0 100644
--- a/sourcepawn/compiler/AMBuilder
+++ b/sourcepawn/compiler/AMBuilder
@@ -94,8 +94,8 @@ binary.sources += [
   'sclist.cpp',
   'scmemfil.cpp',
   'scstate.cpp',
-  'sctracker.c',
-  'scvars.c',
+  'sctracker.cpp',
+  'scvars.cpp',
   'sp_file.cpp',
   'zlib/adler32.c',
   'zlib/compress.c',
diff --git a/sourcepawn/compiler/sctracker.c b/sourcepawn/compiler/sctracker.cpp
similarity index 100%
rename from sourcepawn/compiler/sctracker.c
rename to sourcepawn/compiler/sctracker.cpp
diff --git a/sourcepawn/compiler/scvars.c b/sourcepawn/compiler/scvars.cpp
similarity index 100%
rename from sourcepawn/compiler/scvars.c
rename to sourcepawn/compiler/scvars.cpp