diff --git a/icu4c/source/tools/genrb/genrb.dsp b/icu4c/source/tools/genrb/genrb.dsp
index 00f0e0916c8..f60ed63b1b6 100644
--- a/icu4c/source/tools/genrb/genrb.dsp
+++ b/icu4c/source/tools/genrb/genrb.dsp
@@ -151,6 +151,10 @@ SOURCE=.\errmsg.h
 # End Source File
 # Begin Source File
 
+SOURCE=.\genrb.h
+# End Source File
+# Begin Source File
+
 SOURCE=.\parse.h
 # End Source File
 # Begin Source File
diff --git a/icu4c/source/tools/genrb/genrb.h b/icu4c/source/tools/genrb/genrb.h
index 74bc2d5431a..c383049b506 100644
--- a/icu4c/source/tools/genrb/genrb.h
+++ b/icu4c/source/tools/genrb/genrb.h
@@ -24,7 +24,7 @@
 
 
 #include "ucbuf.h"
-#include "error.h"
+#include "errmsg.h"
 #include "parse.h"
 #include "util.h"
 #include "reslist.h"