diff --git a/tests/stb.dsp b/tests/stb.dsp
index eacc5f9368efa9c2a62edae7044e6255766ada22..f28018a2cc57306cd24c2eb2aed72038b853ce26 100644
--- a/tests/stb.dsp
+++ b/tests/stb.dsp
@@ -90,10 +90,6 @@ SOURCE=.\stb.c
 # End Source File
 # Begin Source File
 
-SOURCE=..\stb_image.c
-# End Source File
-# Begin Source File
-
 SOURCE=..\stb_vorbis.c
 # End Source File
 # Begin Source File
diff --git a/tests/stb_cpp.dsp b/tests/stb_cpp.dsp
index 9923ba218061297cbd88598c81b7fc59e4b2c135..6b36e9fb721e2abb082ca3fa72ea2fd9438af966 100644
--- a/tests/stb_cpp.dsp
+++ b/tests/stb_cpp.dsp
@@ -87,10 +87,6 @@ SOURCE=.\stb_cpp.cpp
 # End Source File
 # Begin Source File
 
-SOURCE=..\stb_image.c
-# End Source File
-# Begin Source File
-
 SOURCE=..\stb_vorbis.c
 # End Source File
 # Begin Source File