diff --git a/icu4c/source/config/mh-mingw b/icu4c/source/config/mh-mingw
index 94e6439758e..78df54af07e 100644
--- a/icu4c/source/config/mh-mingw
+++ b/icu4c/source/config/mh-mingw
@@ -42,6 +42,11 @@ THREADSCFLAGS = -mthreads
 THREADSCXXFLAGS = -mthreads
 LIBCPPFLAGS =
 
+## Add 'd' suffix to the names of binary files with Debug configuration
+ifeq ($(ENABLE_DEBUG),1)
+ICULIBSUFFIX:=$(ICULIBSUFFIX)d#M#
+endif
+
 # Commands to link. Link with C++ in case static libraries are used.
 LINK.c=       $(CXX) $(CXXFLAGS) $(LDFLAGS)
 #LINK.cc=      $(CXX) $(CXXFLAGS) $(LDFLAGS)
diff --git a/icu4c/source/config/mh-mingw64 b/icu4c/source/config/mh-mingw64
index 6d0c5575329..7d464e572bb 100644
--- a/icu4c/source/config/mh-mingw64
+++ b/icu4c/source/config/mh-mingw64
@@ -42,6 +42,11 @@ THREADSCFLAGS = -mthreads
 THREADSCXXFLAGS = -mthreads
 LIBCPPFLAGS =
 
+## Add 'd' suffix to the names of binary files with Debug configuration
+ifeq ($(ENABLE_DEBUG),1)
+ICULIBSUFFIX:=$(ICULIBSUFFIX)d#M#
+endif
+
 # Commands to link. Link with C++ in case static libraries are used.
 LINK.c=       $(CXX) $(CXXFLAGS) $(LDFLAGS)
 #LINK.cc=      $(CXX) $(CXXFLAGS) $(LDFLAGS)