diff -Naur icu-orig/source/config/mh-mingw icu/source/config/mh-mingw
--- icu-orig/source/config/mh-mingw	2018-03-01 10:09:30.907046700 +0300
+++ icu/source/config/mh-mingw	2018-03-01 10:19:05.831438700 +0300
@@ -62,6 +62,9 @@
 SO_TARGET_VERSION_SUFFIX = 
 endif
 
+STATIC_PREFIX_WHEN_USED = 
+STATIC_PREFIX = 
+
 # Static library prefix and file extension
 LIBSICU = $(LIBPREFIX)$(STATIC_PREFIX)$(ICUPREFIX)
 A = a
diff -Naur icu-orig/source/config/mh-mingw64 icu/source/config/mh-mingw64
--- icu-orig/source/config/mh-mingw64	2018-03-01 10:09:30.907046700 +0300
+++ icu/source/config/mh-mingw64	2018-03-01 10:19:13.118855500 +0300
@@ -62,6 +62,9 @@
 SO_TARGET_VERSION_SUFFIX = 
 endif
 
+STATIC_PREFIX_WHEN_USED = 
+STATIC_PREFIX = 
+
 # Static library prefix and file extension
 LIBSICU = $(LIBPREFIX)$(STATIC_PREFIX)$(ICUPREFIX)
 A = a
