diff --git a/installer/Makefile b/installer/Makefile
index 4fbe3cf2..6c80546a 100644
--- a/installer/Makefile
+++ b/installer/Makefile
@@ -21,6 +21,7 @@ FRAMEBUFFER_LIBS = -lutils -lgui -lEGL
 
 COMMON_OBJS = ../selfdrive/common/glutil.o \
        ../selfdrive/common/framebuffer.o \
+       ../selfdrive/common/util.o \
        $(PHONELIBS)/nanovg/nanovg.o \
        ../selfdrive/common/spinner.o \
        opensans_semibold.o \
diff --git a/selfdrive/ui/spinner/Makefile b/selfdrive/ui/spinner/Makefile
index 93871bb0..8d80f69a 100644
--- a/selfdrive/ui/spinner/Makefile
+++ b/selfdrive/ui/spinner/Makefile
@@ -20,6 +20,7 @@ FRAMEBUFFER_LIBS = -lutils -lgui -lEGL
 
 OBJS = spinner.o \
        ../../common/framebuffer.o \
+       ../../common/util.o \
        $(PHONELIBS)/nanovg/nanovg.o \
        ../../common/spinner.o \
        opensans_semibold.o \
diff --git a/selfdrive/ui/text/Makefile b/selfdrive/ui/text/Makefile
index 7a011edb..fbde1077 100644
--- a/selfdrive/ui/text/Makefile
+++ b/selfdrive/ui/text/Makefile
@@ -20,6 +20,7 @@ FRAMEBUFFER_LIBS = -lutils -lgui -lEGL
 
 OBJS = text.o \
        ../../common/framebuffer.o \
+       ../../common/util.o \
        ../../../selfdrive/common/touch.o \
        $(PHONELIBS)/nanovg/nanovg.o \
        opensans_regular.o \