diff --git a/tests/run_tests.sh b/tests/run_tests.sh
index b8e7d44..a1baf7a 100755
--- a/tests/run_tests.sh
+++ b/tests/run_tests.sh
@@ -170,47 +170,44 @@ BAD_FIXUP_TREES="bad_index \
 		path_prop"
 
 overlay_tests () {
-    # Overlay tests that don't require overlay support in dtc
+    # Overlay tests for libfdt alone
     run_dtc_test -I dts -O dtb -o overlay_base_no_symbols.test.dtb overlay_base.dts
     run_dtc_test -I dts -O dtb -o overlay_overlay_no_symbols.test.dtb overlay_overlay_nodtc.dts
     run_test overlay overlay_base_no_symbols.test.dtb overlay_overlay_no_symbols.test.dtb
 
-    # Overlay tests that requires overlay support in dtc
-    echo "/dts-v1/; / {};" | $DTC -@ > /dev/null 2>&1
-    if [ $? -eq 0 ]; then
-        run_dtc_test -@ -I dts -O dtb -o overlay_base_with_symbols.test.dtb overlay_base.dts
-        run_dtc_test -@ -I dts -O dtb -o overlay_overlay_with_symbols.test.dtb overlay_overlay_dtc.dts
-        run_test overlay overlay_base_with_symbols.test.dtb overlay_overlay_with_symbols.test.dtb
+    # Overlay tests for dtc
+    run_dtc_test -@ -I dts -O dtb -o overlay_base_with_symbols.test.dtb overlay_base.dts
+    run_dtc_test -@ -I dts -O dtb -o overlay_overlay_with_symbols.test.dtb overlay_overlay_dtc.dts
+    run_test overlay overlay_base_with_symbols.test.dtb overlay_overlay_with_symbols.test.dtb
 
-        # Test symbols/fixups existence
-        run_test check_path overlay_overlay_with_symbols.test.dtb exists "/__symbols__"
-        run_test check_path overlay_overlay_with_symbols.test.dtb exists "/__fixups__"
-        run_test check_path overlay_overlay_with_symbols.test.dtb exists "/__local_fixups__"
+    # Test symbols/fixups existence
+    run_test check_path overlay_overlay_with_symbols.test.dtb exists "/__symbols__"
+    run_test check_path overlay_overlay_with_symbols.test.dtb exists "/__fixups__"
+    run_test check_path overlay_overlay_with_symbols.test.dtb exists "/__local_fixups__"
 
-        # test plugin source to dtb and back
-        run_dtc_test -@ -I dtb -O dts -o overlay_overlay_dtc.test.dts overlay_overlay_with_symbols.test.dtb
-        run_dtc_test -@ -I dts -O dtb -o overlay_overlay_with_symbols.test.test.dtb overlay_overlay_dtc.test.dts
-        run_test dtbs_equal_ordered overlay_overlay_with_symbols.test.dtb overlay_overlay_with_symbols.test.test.dtb
+    # test plugin source to dtb and back
+    run_dtc_test -@ -I dtb -O dts -o overlay_overlay_dtc.test.dts overlay_overlay_with_symbols.test.dtb
+    run_dtc_test -@ -I dts -O dtb -o overlay_overlay_with_symbols.test.test.dtb overlay_overlay_dtc.test.dts
+    run_test dtbs_equal_ordered overlay_overlay_with_symbols.test.dtb overlay_overlay_with_symbols.test.test.dtb
 
-        # test plugin auto-generation without using -@
-        run_dtc_test -I dts -O dtb -o overlay_overlay_with_symbols_auto.test.dtb overlay_overlay_dtc.dts
-        run_test check_path overlay_overlay_with_symbols_auto.test.dtb exists "/__symbols__"
-        run_test check_path overlay_overlay_with_symbols_auto.test.dtb exists "/__fixups__"
-        run_test check_path overlay_overlay_with_symbols_auto.test.dtb exists "/__local_fixups__"
+    # test plugin auto-generation without using -@
+    run_dtc_test -I dts -O dtb -o overlay_overlay_with_symbols_auto.test.dtb overlay_overlay_dtc.dts
+    run_test check_path overlay_overlay_with_symbols_auto.test.dtb exists "/__symbols__"
+    run_test check_path overlay_overlay_with_symbols_auto.test.dtb exists "/__fixups__"
+    run_test check_path overlay_overlay_with_symbols_auto.test.dtb exists "/__local_fixups__"
 
-        # Test suppression of fixups
-        run_dtc_test -@ -I dts -O dtb -o overlay_base_with_symbols_no_fixups.test.dtb overlay_base_fixups.dts
-        run_test check_path overlay_base_with_symbols_no_fixups.test.dtb exists "/__symbols__"
-        run_test check_path overlay_base_with_symbols_no_fixups.test.dtb not-exists "/__fixups__"
-        run_test check_path overlay_base_with_symbols_no_fixups.test.dtb not-exists "/__local_fixups__"
+    # Test suppression of fixups
+    run_dtc_test -@ -I dts -O dtb -o overlay_base_with_symbols_no_fixups.test.dtb overlay_base_fixups.dts
+    run_test check_path overlay_base_with_symbols_no_fixups.test.dtb exists "/__symbols__"
+    run_test check_path overlay_base_with_symbols_no_fixups.test.dtb not-exists "/__fixups__"
+    run_test check_path overlay_base_with_symbols_no_fixups.test.dtb not-exists "/__local_fixups__"
 
-        # Test generation of aliases insted of symbols
-        run_dtc_test -A -I dts -O dtb -o overlay_overlay_with_aliases.dtb overlay_overlay_dtc.dts
-        run_test check_path overlay_overlay_with_aliases.dtb exists "/aliases"
-        run_test check_path overlay_overlay_with_aliases.dtb exists "/__symbols__"
-        run_test check_path overlay_overlay_with_aliases.dtb exists "/__fixups__"
-        run_test check_path overlay_overlay_with_aliases.dtb exists "/__local_fixups__"
-    fi
+    # Test generation of aliases insted of symbols
+    run_dtc_test -A -I dts -O dtb -o overlay_overlay_with_aliases.dtb overlay_overlay_dtc.dts
+    run_test check_path overlay_overlay_with_aliases.dtb exists "/aliases"
+    run_test check_path overlay_overlay_with_aliases.dtb exists "/__symbols__"
+    run_test check_path overlay_overlay_with_aliases.dtb exists "/__fixups__"
+    run_test check_path overlay_overlay_with_aliases.dtb exists "/__local_fixups__"
 
     # Bad fixup tests
     for test in $BAD_FIXUP_TREES; do