diff --git a/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-02.xml b/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-02.xml
index 7e509de419..9dcb5094f3 100644
--- a/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-02.xml
+++ b/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-02.xml
@@ -15,7 +15,7 @@ listOfModifiers (optional), kineticLaw. (References: L2V2 Section 4.13.)
 		<listOfReactions>
 			<reaction id="r">
 				<listOfReactants>
-					<modiferSpeciesReference species="s"/>
+					<modifierSpeciesReference species="s"/>
 				</listOfReactants>
 				<listOfProducts>
 					<speciesReference species="s"/>
diff --git a/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-04.xml b/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-04.xml
index 3c33481ead..8e997a10e3 100644
--- a/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-04.xml
+++ b/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-04.xml
@@ -15,7 +15,7 @@ listOfModifiers (optional), kineticLaw. (References: L2V2 Section 4.13.)
 		<listOfReactions>
 			<reaction id="r">
 				<listOfReactants>
-					<modiferSpeciesReference species="s"/>
+					<modifierSpeciesReference species="s"/>
 				</listOfReactants>
 				<listOfProducts>
 					<speciesReference species="s"/>
diff --git a/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-06.xml b/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-06.xml
index 8b5348edf9..4d2f66edd1 100644
--- a/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-06.xml
+++ b/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-06.xml
@@ -15,7 +15,7 @@ listOfModifiers (optional), kineticLaw. (References: L2V2 Section 4.13.)
 		<listOfReactions>
 			<reaction id="r">
 				<listOfReactants>
-					<modiferSpeciesReference species="s"/>
+					<modifierSpeciesReference species="s"/>
 				</listOfReactants>
 				<listOfProducts>
 					<speciesReference species="s"/>
diff --git a/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-12.xml b/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-12.xml
index f911e2817d..4bd2a58865 100644
--- a/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-12.xml
+++ b/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-12.xml
@@ -15,7 +15,7 @@ listOfModifiers (optional), kineticLaw. (References: L2V2 Section 4.13.)
 		<listOfReactions>
 			<reaction id="r">
 				<listOfReactants>
-					<modiferSpeciesReference species="s"/>
+					<modifierSpeciesReference species="s"/>
 				</listOfReactants>
 				<listOfProducts>
 					<speciesReference species="s"/>
diff --git a/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-13.xml b/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-13.xml
index fc2fca3bd1..5c1868b0ff 100644
--- a/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-13.xml
+++ b/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-13.xml
@@ -30,7 +30,7 @@
           <speciesReference species="s" stoichiometry="1" constant="true"/>
         </listOfReactants>
         <listOfProducts>
-          <modiferSpeciesReference species="s" constant="true"/>
+          <modifierSpeciesReference species="s" constant="true"/>
         </listOfProducts>
       </reaction>
     </listOfReactions>
diff --git a/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-16.xml b/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-16.xml
index 1b846855c4..758cc3f083 100644
--- a/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-16.xml
+++ b/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-16.xml
@@ -15,7 +15,7 @@ listOfModifiers (optional), kineticLaw. (References: L2V2 Section 4.13.)
 		<listOfReactions>
 			<reaction id="r">
 				<listOfReactants>
-					<modiferSpeciesReference species="s"/>
+					<modifierSpeciesReference species="s"/>
 				</listOfReactants>
 				<listOfProducts>
 					<speciesReference species="s"/>
diff --git a/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-17.xml b/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-17.xml
index ec28a7d552..31abf49cde 100644
--- a/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-17.xml
+++ b/src/sbml/validator/test/test-data/sbml-general-consistency-constraints/21104-fail-01-17.xml
@@ -30,7 +30,7 @@
           <speciesReference species="s" stoichiometry="1" constant="true"/>
         </listOfReactants>
         <listOfProducts>
-          <modiferSpeciesReference species="s" constant="true"/>
+          <modifierSpeciesReference species="s" constant="true"/>
         </listOfProducts>
       </reaction>
     </listOfReactions>