diff --git a/bin/tests/compress_test.c b/bin/tests/compress_test.c
index 2f3f5cd871..2a19e80374 100644
--- a/bin/tests/compress_test.c
+++ b/bin/tests/compress_test.c
@@ -21,8 +21,10 @@
 #include <stdlib.h>
 
 #include <isc/assertions.h>
+#include <isc/buffer.h>
 #include <isc/commandline.h>
 #include <isc/error.h>
+
 #include <dns/compress.h>
 #include <dns/name.h>
 
diff --git a/bin/tests/lex_test.c b/bin/tests/lex_test.c
index 2f277a9f95..78be9c3172 100644
--- a/bin/tests/lex_test.c
+++ b/bin/tests/lex_test.c
@@ -25,6 +25,8 @@
 #include <isc/commandline.h>
 #include <isc/error.h>
 #include <isc/lex.h>
+#include <isc/mem.h>
+#include <isc/result.h>
 
 isc_mem_t *mctx;
 isc_lex_t *lex;
diff --git a/bin/tests/rdata_test.c b/bin/tests/rdata_test.c
index 984f1b884a..8baa54a094 100644
--- a/bin/tests/rdata_test.c
+++ b/bin/tests/rdata_test.c
@@ -22,6 +22,7 @@
 #include <string.h>
 
 #include <isc/assertions.h>
+#include <isc/buffer.h>
 #include <isc/commandline.h>
 #include <isc/error.h>
 #include <isc/lex.h>