diff --git a/src/main/javacc/com/vaadin/sass/internal/Parser.jj b/src/main/javacc/com/vaadin/sass/internal/Parser.jj
index 178ef51b..415ad4a6 100644
--- a/src/main/javacc/com/vaadin/sass/internal/Parser.jj
+++ b/src/main/javacc/com/vaadin/sass/internal/Parser.jj
@@ -2512,7 +2512,7 @@ List<SassListItem> numberTerm(char op) :
     | n=<RAD>
 	{ result = LexicalUnitImpl.createRAD(n.beginLine, n.beginColumn, number(op, n, 3)); }
     | n=<GRAD>
-	{ result = LexicalUnitImpl.createGRAD(n.beginLine, n.beginColumn, number(op, n, 3)); }
+	{ result = LexicalUnitImpl.createGRAD(n.beginLine, n.beginColumn, number(op, n, 4)); }
     | n=<SECOND>
 	{ result = LexicalUnitImpl.createS(n.beginLine, n.beginColumn, number(op, n, 1)); }
     | n=<MS>
diff --git a/src/test/resources/automatic/css/bourboun-derived-tests.css b/src/test/resources/automatic/css/bourboun-derived-tests.css
new file mode 100644
index 00000000..883cbff9
--- /dev/null
+++ b/src/test/resources/automatic/css/bourboun-derived-tests.css
@@ -0,0 +1,3 @@
+.foo {
+  units: 1px, 1cm, 1mm, 1%, 1ch, 1pica, 1in, 1em, 1rem, 1pt, 1pc, 1ex, 1vw, 1vh, 1vmin, 1vmax, 1deg, 1rad, 1grad, 1turn; 
+}
diff --git a/src/test/resources/automatic/scss/bourboun-derived-tests.scss b/src/test/resources/automatic/scss/bourboun-derived-tests.scss
new file mode 100644
index 00000000..f8a8551c
--- /dev/null
+++ b/src/test/resources/automatic/scss/bourboun-derived-tests.scss
@@ -0,0 +1,6 @@
+ $units:   1px, 1cm, 1mm, 1%, 1ch, 1pica, 1in, 1em, 1rem, 1pt, 1pc, 1ex, 1vw, 1vh, 1vmin, 1vmax, 1deg, 1rad, 1grad, 1turn;
+
+ .foo {
+    units: $units;
+ }
+    
\ No newline at end of file