diff --git a/libtap/Makefile.am b/libtap/Makefile.am
index 3246e147441a792f0aa8ce3d49b63997f0ee5c3e..aa697d0ba1c7911b9ebfad3d28cc0a9c171c103e 100644
--- a/libtap/Makefile.am
+++ b/libtap/Makefile.am
@@ -1,9 +1,9 @@
-libtap_a_SOURCES = \
+libtap_la_SOURCES = \
 	tap/basic.c tap/basic.h \
 	tap/float.c tap/float.h \
 	tap/macros.h
 
-check_LIBRARIES = libtap.a
+check_LTLIBRARIES = libtap.la
 
 check_PROGRAMS = \
 	runtests
diff --git a/src/dnssec/tests/Makefile.am b/src/dnssec/tests/Makefile.am
index 902c158576298d10603e54d8c0dc8c69848bf311..26b4c525ee68ea438053099f0f00089053f2c2eb 100644
--- a/src/dnssec/tests/Makefile.am
+++ b/src/dnssec/tests/Makefile.am
@@ -12,7 +12,7 @@ AM_LDFLAGS = \
 	-static
 
 LDADD = \
-	$(top_builddir)/libtap/libtap.a \
+	$(top_builddir)/libtap/libtap.la \
 	$(builddir)/../libdnssec.la
 
 CLEANFILES = runtests.log
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 0f71541e1271c2d8602c5b578c4651bc270224bf..eede288898dfeb3ee1622e6df9c313faa5af1010 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -5,7 +5,7 @@ AM_CPPFLAGS = \
 	-I$(top_srcdir)/src/dnssec/lib
 
 LDADD = \
-	$(top_builddir)/libtap/libtap.a \
+	$(top_builddir)/libtap/libtap.la \
 	$(top_builddir)/src/libknot.la \
 	$(top_builddir)/src/libknotd.la \
 	$(libcrypto_LIBS)