diff --git a/depends/packages/bdb.mk b/depends/packages/bdb.mk
index f2a51670ef..cd41a3f8fc 100644
--- a/depends/packages/bdb.mk
+++ b/depends/packages/bdb.mk
@@ -11,6 +11,7 @@ define $(package)_set_vars
   $(package)_config_opts+=--libdir=$($($(package)_type)_prefix)/lib
   $(package)_config_opts_mingw32=--enable-mingw
   $(package)_config_opts_linux=--with-pic
+  $(package)_cflags+=-Wno-error=implicit-function-declaration
   $(package)_cxxflags=-std=c++17
   $(package)_cxxflags_aarch64_linux = $(GCCFLAGS)
   $(package)_cflags_aarch64_linux = $(GCCFLAGS)
diff --git a/depends/packages/bdb53.mk b/depends/packages/bdb53.mk
index 5ccc8bd55e..f3f63cdd23 100644
--- a/depends/packages/bdb53.mk
+++ b/depends/packages/bdb53.mk
@@ -11,6 +11,7 @@ define $(package)_set_vars
   $(package)_config_opts+=--libdir=$($($(package)_type)_prefix)/lib
   $(package)_config_opts_mingw32=--enable-mingw
   $(package)_config_opts_linux=--with-pic
+  $(package)_cflags+=-Wno-error=implicit-function-declaration
   $(package)_cxxflags=-std=c++17
   $(package)_cxxflags_aarch64_linux = $(GCCFLAGS)
   $(package)_cflags_aarch64_linux = $(GCCFLAGS)