diff --git a/1928-1930/sejm/posiedzenia/pp/192830-sjm-ppxxx-00021-01/header.xml b/1928-1930/sejm/posiedzenia/pp/192830-sjm-ppxxx-00021-01/header.xml
index d7acbfd..af61566 100644
--- a/1928-1930/sejm/posiedzenia/pp/192830-sjm-ppxxx-00021-01/header.xml
+++ b/1928-1930/sejm/posiedzenia/pp/192830-sjm-ppxxx-00021-01/header.xml
@@ -116,7 +116,7 @@
             <roleName>Poseł</roleName>
             <forename>Wilhelm</forename>
             <forename>Adolf</forename>
-            <forename>Stillfried</forename>
+            <surname>Stillfried</surname>
             <surname>Spitzer</surname>
           </persName>
           <sex value="M" />
diff --git a/1928-1930/sejm/posiedzenia/pp/192830-sjm-ppxxx-00042-01/header.xml b/1928-1930/sejm/posiedzenia/pp/192830-sjm-ppxxx-00042-01/header.xml
index cd1a1a4..9a416b1 100644
--- a/1928-1930/sejm/posiedzenia/pp/192830-sjm-ppxxx-00042-01/header.xml
+++ b/1928-1930/sejm/posiedzenia/pp/192830-sjm-ppxxx-00042-01/header.xml
@@ -109,7 +109,7 @@
             <roleName>Poseł</roleName>
             <forename>Wilhelm</forename>
             <forename>Adolf</forename>
-            <forename>Stillfried</forename>
+            <surname>Stillfried</surname>
             <surname>Spitzer</surname>
           </persName>
           <sex value="M" />
diff --git a/1928-1930/sejm/posiedzenia/pp/192830-sjm-ppxxx-00073-01/header.xml b/1928-1930/sejm/posiedzenia/pp/192830-sjm-ppxxx-00073-01/header.xml
index 6559c7a..5c21e02 100644
--- a/1928-1930/sejm/posiedzenia/pp/192830-sjm-ppxxx-00073-01/header.xml
+++ b/1928-1930/sejm/posiedzenia/pp/192830-sjm-ppxxx-00073-01/header.xml
@@ -180,7 +180,7 @@
           <persName>
             <roleName>Poseł</roleName>
             <forename>Berndt</forename>
-            <forename>von</forename>
+            <surname>von</surname>
             <surname>Saenger</surname>
           </persName>
           <sex value="M" />
diff --git a/1928-1930/sejm/posiedzenia/pp/192830-sjm-ppxxx-00074-01/header.xml b/1928-1930/sejm/posiedzenia/pp/192830-sjm-ppxxx-00074-01/header.xml
index 097603c..2d26b60 100644
--- a/1928-1930/sejm/posiedzenia/pp/192830-sjm-ppxxx-00074-01/header.xml
+++ b/1928-1930/sejm/posiedzenia/pp/192830-sjm-ppxxx-00074-01/header.xml
@@ -256,7 +256,7 @@
           <persName>
             <roleName>Poseł</roleName>
             <forename>Berndt</forename>
-            <forename>von</forename>
+            <surname>von</surname>
             <surname>Saenger</surname>
           </persName>
           <sex value="M" />
@@ -278,7 +278,7 @@
             <roleName>Poseł</roleName>
             <forename>Wilhelm</forename>
             <forename>Adolf</forename>
-            <forename>Stillfried</forename>
+            <surname>Stillfried</surname>
             <surname>Spitzer</surname>
           </persName>
           <sex value="M" />