diff --git a/.gitattributes b/.gitattributes
index 76006ecbcef..e9f4e9799cc 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1417,7 +1417,7 @@ src/emu/cpu/drcumlsh.h svneol=native#text/plain
 src/emu/cpu/dsp16/dsp16.c svneol=native#text/plain
 src/emu/cpu/dsp16/dsp16.h svneol=native#text/plain
 src/emu/cpu/dsp16/dsp16dis.c svneol=native#text/plain
-src/emu/cpu/dsp16/dsp16ops.c svneol=native#text/plain
+src/emu/cpu/dsp16/dsp16ops.inc svneol=native#text/plain
 src/emu/cpu/dsp32/dsp32.c svneol=native#text/plain
 src/emu/cpu/dsp32/dsp32.h svneol=native#text/plain
 src/emu/cpu/dsp32/dsp32dis.c svneol=native#text/plain
diff --git a/src/emu/cpu/dsp16/dsp16.c b/src/emu/cpu/dsp16/dsp16.c
index 3ceb0e26014..29d14690d7b 100644
--- a/src/emu/cpu/dsp16/dsp16.c
+++ b/src/emu/cpu/dsp16/dsp16.c
@@ -448,4 +448,4 @@ void dsp16_device::execute_run()
 	} while (m_icount > 0);
 }
 
-#include "dsp16ops.c"
+#include "dsp16ops.inc"
diff --git a/src/emu/cpu/dsp16/dsp16ops.c b/src/emu/cpu/dsp16/dsp16ops.inc
similarity index 100%
rename from src/emu/cpu/dsp16/dsp16ops.c
rename to src/emu/cpu/dsp16/dsp16ops.inc