diff --git a/tests/Makefile b/tests/Makefile
index 596ac74137..4a2b1c713e 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -2494,7 +2494,7 @@ LOGFILES=$(TEST_OUTPUTDIR)/log $(TEST_OUTPUTDIR)/longlog $(TEST_OUTPUTDIR)/faill
 LOGEXT=.testlog .tbslog .tbflog .webtbslog .webtbflog
 TESTUNITDIRS=system dos crt objects strings sysutils math sharemem strutils matrix lineinfo ucomplex fpwidestring cpu fmtbcd windows classes character dateutil fpcunit softfpu variants sortbase sortalgs linux unixutil types nullable contnrs convutils
 TESTDIRECTDIRS=
-TESTSUBDIRS=cg cg/variants cg/cdecl cpu8/avr cpu16 cpu16/i8086 library opt $(addprefix units/,$(TESTUNITDIRS))
+TESTSUBDIRS=cg cg/variants cg/cdecl cpu8/avr cpu16 cpu16/i8086 library opt wasm $(addprefix units/,$(TESTUNITDIRS))
 TESTPACKAGESDIRS=win-base webtbs hash fcl-registry fcl-process zlib fcl-db fcl-xml cocoaint bzip2 fcl-net
 TESTPACKAGESUBDIRS=$(addprefix packages/,$(TESTPACKAGESDIRS))
 TESTPACKAGESDIRECTDIRS=rtl-objpas rtl-generics hash regexpr fcl-registry fcl-passrc fcl-json fcl-image pastojs
diff --git a/tests/Makefile.fpc b/tests/Makefile.fpc
index 4b224a0a3e..1b816e62cf 100644
--- a/tests/Makefile.fpc
+++ b/tests/Makefile.fpc
@@ -161,7 +161,7 @@ LOGEXT=.testlog .tbslog .tbflog .webtbslog .webtbflog
 # Subdirs available in the test subdir
 TESTUNITDIRS=system dos crt objects strings sysutils math sharemem strutils matrix lineinfo ucomplex fpwidestring cpu fmtbcd windows classes character dateutil fpcunit softfpu variants sortbase sortalgs linux unixutil types nullable contnrs convutils
 TESTDIRECTDIRS=
-TESTSUBDIRS=cg cg/variants cg/cdecl cpu8/avr cpu16 cpu16/i8086 library opt $(addprefix units/,$(TESTUNITDIRS))
+TESTSUBDIRS=cg cg/variants cg/cdecl cpu8/avr cpu16 cpu16/i8086 library opt wasm $(addprefix units/,$(TESTUNITDIRS))
 TESTPACKAGESDIRS=win-base webtbs hash fcl-registry fcl-process zlib fcl-db fcl-xml cocoaint bzip2 fcl-net
 TESTPACKAGESUBDIRS=$(addprefix packages/,$(TESTPACKAGESDIRS))
 TESTPACKAGESDIRECTDIRS=rtl-objpas rtl-generics hash regexpr fcl-registry fcl-passrc fcl-json fcl-image pastojs