diff --git a/lib/isc/entropy_private.h b/lib/isc/entropy_private.h
index 5ca72133a3..771b0e4388 100644
--- a/lib/isc/entropy_private.h
+++ b/lib/isc/entropy_private.h
@@ -16,7 +16,7 @@
 
 #include <isc/lang.h>
 
-/*! \file isc/entropy.h
+/*! \file isc/entropy_private.h
  * \brief Implements wrapper around CSPRNG cryptographic library calls
  * for getting cryptographically secure pseudo-random numbers.
  *
diff --git a/lib/isc/include/isc/Makefile.in b/lib/isc/include/isc/Makefile.in
index 5ae75d2e26..8183efb461 100644
--- a/lib/isc/include/isc/Makefile.in
+++ b/lib/isc/include/isc/Makefile.in
@@ -21,7 +21,7 @@ VERSION=@BIND9_VERSION@
 HEADERS =	aes.h app.h assertions.h backtrace.h base32.h base64.h \
 		bind9.h boolean.h buffer.h bufferlist.h \
 		commandline.h counter.h crc64.h deprecated.h \
-		entropy.h errno.h error.h event.h eventclass.h \
+		errno.h error.h event.h eventclass.h \
 		file.h formatcheck.h fsaccess.h fuzz.h \
 		hash.h heap.h hex.h hmacmd5.h hmacsha.h ht.h httpd.h \
 		interfaceiter.h @ISC_IPV6_H@ iterated_hash.h \
diff --git a/util/copyrights b/util/copyrights
index bcd7156aa0..a5ca23f99a 100644
--- a/util/copyrights
+++ b/util/copyrights
@@ -3483,7 +3483,6 @@
 ./lib/isc/counter.c				C	2014,2016,2018
 ./lib/isc/crc64.c				C	2013,2016,2018
 ./lib/isc/entropy.c				C	2018
-./lib/isc/entropy.h				C	2018
 ./lib/isc/entropy_private.h			C	2018
 ./lib/isc/error.c				C	1998,1999,2000,2001,2004,2005,2007,2015,2016,2018
 ./lib/isc/event.c				C	1998,1999,2000,2001,2004,2005,2007,2014,2016,2017,2018