diff --git a/CHANGES b/CHANGES
index b5e89a9c1f..0d357a6d03 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,5 @@
+3603.	[bug]		Install <isc/stat.h>. [RT #33956]
+
 3601.	[bug]		Added to PKCS#11 openssl patches a value len
 			attribute in DH derive key. [RT #33928]
 
diff --git a/lib/isc/unix/include/isc/Makefile.in b/lib/isc/unix/include/isc/Makefile.in
index d3b5084252..2515a4452e 100644
--- a/lib/isc/unix/include/isc/Makefile.in
+++ b/lib/isc/unix/include/isc/Makefile.in
@@ -21,7 +21,7 @@ top_srcdir =	@top_srcdir@
 
 @BIND9_VERSION@
 
-HEADERS =	dir.h int.h net.h netdb.h offset.h stdtime.h \
+HEADERS =	dir.h int.h net.h netdb.h offset.h stat.h stdtime.h \
 		syslog.h time.h
 
 SUBDIRS =
diff --git a/lib/isc/win32/include/isc/Makefile.in b/lib/isc/win32/include/isc/Makefile.in
index 6b5bcea2a2..604e0dfad9 100644
--- a/lib/isc/win32/include/isc/Makefile.in
+++ b/lib/isc/win32/include/isc/Makefile.in
@@ -22,7 +22,7 @@ top_srcdir =	@top_srcdir@
 @BIND9_VERSION@
 
 HEADERS =	dir.h int.h mutex.h net.h netdb.h once.h \
-		stdtime.h thread.h time.h
+		stat.h stdtime.h thread.h time.h
 
 SUBDIRS =
 TARGETS =