diff --git a/icmarine/Makefile.am b/icmarine/Makefile.am
index e3991ba52..7866c52c3 100644
--- a/icmarine/Makefile.am
+++ b/icmarine/Makefile.am
@@ -1,5 +1,5 @@
 #icm802.c
-ICMARINESRC = icm700pro.c icm710.c icm802.c  \
+ICMARINESRC = icm700pro.c icm710.c icm710.h icm802.c  \
 	icmarine.c icmarine.h
 
 noinst_LTLIBRARIES = libhamlib-icmarine.la