diff --git a/python/plugins/processing/algs/grass/description/v.dissolve.txt b/python/plugins/processing/algs/grass/description/v.dissolve.txt
index 8e8a4820cf9..ae69220bc74 100644
--- a/python/plugins/processing/algs/grass/description/v.dissolve.txt
+++ b/python/plugins/processing/algs/grass/description/v.dissolve.txt
@@ -1,6 +1,6 @@
 v.dissolve
 Dissolves boundaries between adjacent areas sharing a common category number or attribute.
 Vector (v.*)
-ParameterVector|input|Input vector layer|-1|False
+ParameterVector|input|Input vector layer|2|False
 ParameterTableField|column|Name of column used to dissolve common boundaries|input|-1|False
 OutputVector|output|Dissolved
diff --git a/python/plugins/processing/algs/grass7/description/v.dissolve.txt b/python/plugins/processing/algs/grass7/description/v.dissolve.txt
index 8e8a4820cf9..ae69220bc74 100644
--- a/python/plugins/processing/algs/grass7/description/v.dissolve.txt
+++ b/python/plugins/processing/algs/grass7/description/v.dissolve.txt
@@ -1,6 +1,6 @@
 v.dissolve
 Dissolves boundaries between adjacent areas sharing a common category number or attribute.
 Vector (v.*)
-ParameterVector|input|Input vector layer|-1|False
+ParameterVector|input|Input vector layer|2|False
 ParameterTableField|column|Name of column used to dissolve common boundaries|input|-1|False
 OutputVector|output|Dissolved