diff --git a/cde/programs/dtlogin/Imakefile b/cde/programs/dtlogin/Imakefile
index 878d951fd..65c77bd03 100644
--- a/cde/programs/dtlogin/Imakefile
+++ b/cde/programs/dtlogin/Imakefile
@@ -241,11 +241,11 @@ INCLUDES = -I$(XPROJECTROOT)/include/freetype2
 #elif defined (AlphaArchitecture)
         DEFINES = $(DTDEFINES) -DXDMCP -DSIA
 #elif defined (LinuxArchitecture)
-	 DEFINES = $(DTDEFINES) -DXDMCP
+        DEFINES = $(DTDEFINES) -DXDMCP
 #elif defined (OpenBSDArchitecture)
         DEFINES = $(DTDEFINES) -DXDMCP
 #elif defined (FreeBSDArchitecture)
-	DEFINES = $(DTDEFINES) -DXDMCP
+        DEFINES = $(DTDEFINES) -DXDMCP
 #else
         DEFINES = $(DTDEFINES) -D_NO_PROTO
 #endif