diff --git a/configure.ac b/configure.ac
index de3c55c..47a7b2b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -160,7 +160,7 @@
 
 dnl ==========================================================================
 
-PKG_CHECK_MODULES(ICU_LE, icu-le, have_icu_le=true, have_icu_le=false)
+PKG_CHECK_MODULES(ICU_LE, icu-le icu-uc, have_icu_le=true, have_icu_le=false)
 if $have_icu_le; then
 	AC_DEFINE(HAVE_ICU_LE, 1, [Have ICU Layout Engine library])
 fi