diff --git a/cde/programs/dtprintinfo/Imakefile b/cde/programs/dtprintinfo/Imakefile
index 82ead7013..749f0a236 100644
--- a/cde/programs/dtprintinfo/Imakefile
+++ b/cde/programs/dtprintinfo/Imakefile
@@ -68,7 +68,7 @@ DEFINES = -D_TOOLTALK
 #endif
 
 /* special processing for message files */
-SYM2NUM_CMD = $(SHELL) sym2num
+SYM2NUM_CMD = $(KORNSHELL) sym2num
 
 SRCS = DtPrintinfo.C
 OBJS = libUI/BaseUI.o objects/BaseObj.o DtPrintinfo.o