diff --git a/src/libopensc/Makefile.am b/src/libopensc/Makefile.am
index d2c0597d..d9383fd1 100644
--- a/src/libopensc/Makefile.am
+++ b/src/libopensc/Makefile.am
@@ -58,7 +58,7 @@ libopensc_la_LIBADD += -lws2_32
 endif
 libopensc_la_LDFLAGS = $(AM_LDFLAGS) \
 	-version-info @OPENSC_LT_CURRENT@:@OPENSC_LT_REVISION@:@OPENSC_LT_AGE@ \
-	-export-symbols $(srcdir)/libopensc.exports \
+	-export-symbols "$(srcdir)/libopensc.exports" \
 	-no-undefined
 
 versioninfo.rc:
diff --git a/src/pkcs11/Makefile.am b/src/pkcs11/Makefile.am
index e9fac700..027d3ca4 100644
--- a/src/pkcs11/Makefile.am
+++ b/src/pkcs11/Makefile.am
@@ -29,7 +29,7 @@ nodist_opensc_pkcs11_la_SOURCES = versioninfo.rc
 endif
 opensc_pkcs11_la_LIBADD = $(OPENSC_PKCS11_LIBS)
 opensc_pkcs11_la_LDFLAGS = $(AM_LDFLAGS) \
-	-export-symbols $(srcdir)/opensc-pkcs11.exports \
+	-export-symbols "$(srcdir)/opensc-pkcs11.exports" \
 	-module -avoid-version -no-undefined
 
 onepin_opensc_pkcs11_la_SOURCES = $(OPENSC_PKCS11_SRC) $(OPENSC_PKCS11_INC) hack-enabled.c
@@ -38,7 +38,7 @@ nodist_onepin_opensc_pkcs11_la_SOURCES = versioninfo.rc
 endif
 onepin_opensc_pkcs11_la_LIBADD = $(OPENSC_PKCS11_LIBS)
 onepin_opensc_pkcs11_la_LDFLAGS = $(AM_LDFLAGS) \
-	-export-symbols $(srcdir)/opensc-pkcs11.exports \
+	-export-symbols "$(srcdir)/opensc-pkcs11.exports" \
 	-module -avoid-version -no-undefined
 
 
@@ -48,7 +48,7 @@ nodist_pkcs11_spy_la_SOURCES = versioninfo.rc
 endif
 pkcs11_spy_la_LIBADD = $(OPTIONAL_OPENSSL_LIBS) $(LTLIB_LIBS) libpkcs11.la
 pkcs11_spy_la_LDFLAGS = $(AM_LDFLAGS) \
-	-export-symbols $(srcdir)/pkcs11-spy.exports \
+	-export-symbols "$(srcdir)/pkcs11-spy.exports" \
 	-module -avoid-version -no-undefined
 
 jar-dir:
diff --git a/src/pkcs15init/Makefile.am b/src/pkcs15init/Makefile.am
index b5cff134..cae03d70 100644
--- a/src/pkcs15init/Makefile.am
+++ b/src/pkcs15init/Makefile.am
@@ -43,7 +43,7 @@ libpkcs15init_la_LIBADD = $(OPTIONAL_OPENSSL_LIBS) $(LTLIB_LIBS) \
 	$(top_builddir)/src/common/libcompat.la
 libpkcs15init_la_LDFLAGS = $(AM_LDFLAGS) \
 	-version-info @OPENSC_LT_CURRENT@:@OPENSC_LT_REVISION@:@OPENSC_LT_AGE@ \
-	-export-symbols $(srcdir)/pkcs15init.exports \
+	-export-symbols "$(srcdir)/pkcs15init.exports" \
 	-no-undefined
 
 versioninfo.rc:
diff --git a/src/scconf/Makefile.am b/src/scconf/Makefile.am
index 2397e951..e95532cd 100644
--- a/src/scconf/Makefile.am
+++ b/src/scconf/Makefile.am
@@ -21,7 +21,7 @@ endif
 libscconf_la_LIBADD = $(top_builddir)/src/common/libcompat.la
 libscconf_la_LDFLAGS = $(AM_LDFLAGS) \
 	-version-info @OPENSC_LT_CURRENT@:@OPENSC_LT_REVISION@:@OPENSC_LT_AGE@ \
-	-export-symbols $(srcdir)/scconf.exports \
+	-export-symbols "$(srcdir)/scconf.exports" \
 	-no-undefined
 
 test_conf_SOURCES = test-conf.c
diff --git a/src/signer/Makefile.am b/src/signer/Makefile.am
index 1aa6040f..de61c6bd 100644
--- a/src/signer/Makefile.am
+++ b/src/signer/Makefile.am
@@ -16,7 +16,7 @@ opensc_signer_la_SOURCES = opensc-crypto.c opensc-support.c signer.c stubs.c dia
 opensc_signer_la_LIBADD = $(OPENSSL_LIBS) $(LIBASSUAN_LIBS) \
 	$(top_builddir)/src/libopensc/libopensc.la
 opensc_signer_la_LDFLAGS = $(AM_LDFLAGS) \
-	-export-symbols $(srcdir)/signer.exports \
+	-export-symbols "$(srcdir)/signer.exports" \
 	-module -avoid-version -no-undefined
 
 if ENABLE_NSPLUGIN
diff --git a/win32/ltrc.inc b/win32/ltrc.inc
index bafec823..76d4bf07 100644
--- a/win32/ltrc.inc
+++ b/win32/ltrc.inc
@@ -5,8 +5,8 @@ RCCOMPILE = $(RC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \
 LTRCCOMPILE = $(LIBTOOL) --mode=compile --tag=RC $(RCCOMPILE)
 
 .rc.lo:
-	$(LTRCCOMPILE) -i $< -o $@
+	$(LTRCCOMPILE) -i "$<" -o "$@"
 
 .rc.o:
-	$(RCCOMPILE) -i $< -o $@
+	$(RCCOMPILE) -i "$<" -o "$@"