diff --git a/shapes/graph_map.ttl b/shapes/graph_map.ttl
index 4f5b8ea..5270f77 100644
--- a/shapes/graph_map.ttl
+++ b/shapes/graph_map.ttl
@@ -29,9 +29,9 @@
         [
             sh:path rml:termType;
             sh:message """
-            rml:termType must be an IRI or blank node for a Graph Map.
+            rml:termType must be an IRI, URI, or blank node for a Graph Map.
             """;
-            sh:in (rml:IRI rml:BlankNode);
+            sh:in (rml:IRI rml:URI rml:BlankNode);
         ]
     ) ;
 .
diff --git a/shapes/predicate_map.ttl b/shapes/predicate_map.ttl
index 2d653b8..a2ab6c0 100644
--- a/shapes/predicate_map.ttl
+++ b/shapes/predicate_map.ttl
@@ -28,9 +28,9 @@
         [
             sh:path rml:termType;
             sh:message """
-            rml:termType for Predicate Map can only be a rml:IRI;
+            rml:termType for Predicate Map can only be a rml:IRI or rml:URI;
             """;
-            sh:in (rml:IRI);
+            sh:in (rml:IRI rml:URI);
         ]
     ) ;
 .
diff --git a/shapes/subject_map.ttl b/shapes/subject_map.ttl
index 9353b8f..0b4c93b 100644
--- a/shapes/subject_map.ttl
+++ b/shapes/subject_map.ttl
@@ -44,9 +44,10 @@
         [
             sh:path rml:termType ;
             sh:message """
-            rml:termType must be a rml:IRI or rml:BlankNode for Subject Map.
+            rml:termType must be a rml:IRI, rml:URI, or rml:BlankNode
+            for a Subject Map.
             """ ;
-            sh:in (rml:IRI rml:BlankNode);
+            sh:in (rml:IRI rml:URI rml:BlankNode);
         ]
     ) ;
 .
diff --git a/shapes/term_map.ttl b/shapes/term_map.ttl
index f149b08..247158d 100644
--- a/shapes/term_map.ttl
+++ b/shapes/term_map.ttl
@@ -30,11 +30,11 @@
             Blank Node, or a Literal.
             """ ;
             sh:message """
-            rml:termType must be either rml:IRI, rml:Literal, or rml:BlankNode 
-            for a Term Map. May only be provided once.
+            rml:termType must be either rml:IRI, rml:URI, rml:Literal,
+            or rml:BlankNode for a Term Map. May only be provided once.
             """ ;
             sh:maxCount 1 ;
-            sh:in (rml:IRI rml:Literal rml:BlankNode) ;
+            sh:in (rml:IRI rml:URI rml:Literal rml:BlankNode) ;
             sh:nodeKind sh:IRI ;
         ] 
     ) ;