diff --git a/src/common/Makefile.am b/src/common/Makefile.am
index 7d70e510..143fc402 100644
--- a/src/common/Makefile.am
+++ b/src/common/Makefile.am
@@ -9,6 +9,7 @@ dist_noinst_DATA = \
 	compat_getopt_main.c \
 	README.compat_strlcpy compat_strlcpy.3
 
+AM_CFLAGS = $(LTLIB_CFLAGS)
 INCLUDES = -I$(top_srcdir)/src
 
 libcompat_la_SOURCES = \
diff --git a/src/libopensc/reader-ctapi.c b/src/libopensc/reader-ctapi.c
index 90faf75c..9d5458d3 100644
--- a/src/libopensc/reader-ctapi.c
+++ b/src/libopensc/reader-ctapi.c
@@ -24,7 +24,6 @@
 #include <assert.h>
 #include <stdlib.h>
 #include <string.h>
-#include <ltdl.h>
 
 #include "internal.h"
 #include "ctbcs.h"
diff --git a/src/pkcs11/Makefile.am b/src/pkcs11/Makefile.am
index 0f95032c..b2b333ad 100644
--- a/src/pkcs11/Makefile.am
+++ b/src/pkcs11/Makefile.am
@@ -6,7 +6,7 @@ EXTRA_DIST = Makefile.mak
 dist_noinst_SCRIPTS = opensc_pkcs11_install.js
 lib_LTLIBRARIES = opensc-pkcs11.la pkcs11-spy.la onepin-opensc-pkcs11.la
 
-AM_CFLAGS = $(OPTIONAL_OPENSSL_CFLAGS) $(LTLIB_CFLAGS) $(PTHREAD_CFLAGS)
+AM_CFLAGS = $(OPTIONAL_OPENSSL_CFLAGS) $(PTHREAD_CFLAGS)
 INCLUDES = -I$(top_srcdir)/src
 
 OPENSC_PKCS11_INC = sc-pkcs11.h pkcs11.h pkcs11-opensc.h
diff --git a/src/pkcs15init/Makefile.am b/src/pkcs15init/Makefile.am
index 62ea8495..f9158eea 100644
--- a/src/pkcs15init/Makefile.am
+++ b/src/pkcs15init/Makefile.am
@@ -30,7 +30,7 @@ dist_pkgdata_DATA = \
 	iasecc_generic_pki.profile iasecc_admin_eid.profile iasecc_generic_oberthur.profile
 
 AM_CPPFLAGS = -DSC_PKCS15_PROFILE_DIRECTORY=\"$(pkgdatadir)\"
-AM_CFLAGS = $(OPTIONAL_OPENSSL_CFLAGS) $(LTLIB_CFLAGS)
+AM_CFLAGS = $(OPTIONAL_OPENSSL_CFLAGS)
 INCLUDES = -I$(top_srcdir)/src
 
 libpkcs15init_la_SOURCES = \
diff --git a/src/tools/Makefile.am b/src/tools/Makefile.am
index e3a00f63..93db8fb9 100644
--- a/src/tools/Makefile.am
+++ b/src/tools/Makefile.am
@@ -11,7 +11,7 @@ bin_PROGRAMS += cryptoflex-tool pkcs15-init netkey-tool piv-tool westcos-tool
 endif
 
 # compile with $(PTHREAD_CFLAGS) to allow debugging with gdb
-AM_CFLAGS = $(OPTIONAL_OPENSSL_CFLAGS) $(OPTIONAL_READLINE_CFLAGS) $(PTHREAD_CFLAGS) $(LTLIB_CFLAGS)
+AM_CFLAGS = $(OPTIONAL_OPENSSL_CFLAGS) $(OPTIONAL_READLINE_CFLAGS) $(PTHREAD_CFLAGS)
 INCLUDES = -I$(top_srcdir)/src
 LIBS = $(top_builddir)/src/common/libcompat.la \
 	$(top_builddir)/src/libopensc/libopensc.la