diff --git a/sim/m32c/ChangeLog b/sim/m32c/ChangeLog
index c4d187d5709..117ce05bcca 100644
--- a/sim/m32c/ChangeLog
+++ b/sim/m32c/ChangeLog
@@ -1,3 +1,7 @@
+2021-04-22  Tom Tromey  <tom@tromey.com>
+
+	* Makefile.in (LIBS): Remove
+
 2021-04-22  Tom Tromey  <tom@tromey.com>
 
 	* configure: Rebuild.
diff --git a/sim/m32c/Makefile.in b/sim/m32c/Makefile.in
index 15ade0b74be..7e27eb57da0 100644
--- a/sim/m32c/Makefile.in
+++ b/sim/m32c/Makefile.in
@@ -43,8 +43,6 @@ SIM_OBJS = \
 	trace.o \
 	$(ENDLIST)
 
-LIBS = $B/bfd/libbfd.a $B/libiberty/libiberty.a
-
 ## COMMON_POST_CONFIG_FRAG
 
 arch = m32c
diff --git a/sim/rx/ChangeLog b/sim/rx/ChangeLog
index 1434f15d2fc..e1d4d197ec7 100644
--- a/sim/rx/ChangeLog
+++ b/sim/rx/ChangeLog
@@ -1,3 +1,7 @@
+2021-04-22  Tom Tromey  <tom@tromey.com>
+
+	* Makefile.in (LIBS): Remove.
+
 2021-04-22  Tom Tromey  <tom@tromey.com>
 
 	* Makefile.in (err.o, fpu.o, gdb-if.o, load.o, main.o, mem.o)
diff --git a/sim/rx/Makefile.in b/sim/rx/Makefile.in
index 45b956c1d2e..9e83e3aad85 100644
--- a/sim/rx/Makefile.in
+++ b/sim/rx/Makefile.in
@@ -42,8 +42,6 @@ SIM_OBJS = \
 	err.o \
 	$(ENDLIST)
 
-LIBS = $B/bfd/libbfd.a $B/libiberty/libiberty.a
-
 ## COMMON_POST_CONFIG_FRAG
 
 arch = rx