diff --git a/kmod/src/Makefile.kernelcompat b/kmod/src/Makefile.kernelcompat
index 896b7117..1880905e 100644
--- a/kmod/src/Makefile.kernelcompat
+++ b/kmod/src/Makefile.kernelcompat
@@ -63,3 +63,13 @@ endif
 ifneq (,$(shell grep 'static inline bool RBNAME.*_compute_max' include/linux/rbtree_augmented.h))
 ccflags-y += -DKC_RB_TREE_AUGMENTED_COMPUTE_MAX
 endif
+
+#
+# v4.15-rc3-4-gae5e165d855d
+#
+# linux/iversion.h needs to manually be included for code that
+# manipulates this field.
+#
+ifneq (,$(shell grep -s 'define _LINUX_IVERSION_H' include/linux/iversion.h))
+ccflags-y += -DKC_NEED_LINUX_IVERSION_H=1
+endif
diff --git a/kmod/src/kernelcompat.h b/kmod/src/kernelcompat.h
index cd5ff1de..0a1b8d56 100644
--- a/kmod/src/kernelcompat.h
+++ b/kmod/src/kernelcompat.h
@@ -4,6 +4,17 @@
 #include <linux/kernel.h>
 #include <linux/fs.h>
 
+/*
+ * v4.15-rc3-4-gae5e165d855d
+ *
+ * new API for handling inode->i_version. This forces us to
+ * include this API where we need. We include it here for
+ * convenience instead of where it's needed.
+ */
+#ifdef KC_NEED_LINUX_IVERSION_H
+#include <linux/iversion.h>
+#endif
+
 #ifndef KC_ITERATE_DIR_CONTEXT
 typedef filldir_t kc_readdir_ctx_t;
 #define KC_DECLARE_READDIR(name, file, dirent, ctx) name(file, dirent, ctx)