diff --git a/docs/5___ssd.adoc b/docs/5___ssd.adoc
index d19cabd..f91d111 100644
--- a/docs/5___ssd.adoc
+++ b/docs/5___ssd.adoc
@@ -814,7 +814,7 @@ If the source attribute is missing, this indicates that there is no provided sou
 Implementations *CAN* take any specified type attribute into account when handling such components.
 In any other regard implementations *CAN* treat such components as equivalent to an empty system with the same connectors and other properties as specified for the component.
 
-Note that not specifying a source attribute is not the same as specifying a source attribute with an emtpy string value, as that is considered a valid relative URI.
+Note that not specifying a source attribute is not the same as specifying a source attribute with an empty string value, as that is considered a valid relative URI.
 Implementations *MUST NOT* specify an empty relative URI to indicate a missing implementation.
 
 |implementation |When the referenced component is an FMU that contains multiple implementations [ _for example Co-Simulation and Model Exchange_ ], this optional attribute can be used to determine which FMU implementation should be employed.
diff --git a/schema/SystemStructureDescription.xsd b/schema/SystemStructureDescription.xsd
index 57f7612..5c7840f 100644
--- a/schema/SystemStructureDescription.xsd
+++ b/schema/SystemStructureDescription.xsd
@@ -231,7 +231,7 @@
                             same connectors and other properties as specified for the component.
 
                             Note that not specifying a source attribute is not the same as
-                            specifying a source attribute with an emtpy string value, as that
+                            specifying a source attribute with an empty string value, as that
                             is considered a valid relative URI. Implementations *MUST NOT*
                             specify an empty relative URI to indicate a missing implementation.
                         </xs:documentation>
diff --git a/schema/SystemStructureDescription11.xsd b/schema/SystemStructureDescription11.xsd
index 07dde9b..cdecf10 100644
--- a/schema/SystemStructureDescription11.xsd
+++ b/schema/SystemStructureDescription11.xsd
@@ -240,7 +240,7 @@
                             same connectors and other properties as specified for the component.
 
                             Note that not specifying a source attribute is not the same as
-                            specifying a source attribute with an emtpy string value, as that
+                            specifying a source attribute with an empty string value, as that
                             is considered a valid relative URI. Implementations *MUST NOT*
                             specify an empty relative URI to indicate a missing implementation.
                         </xs:documentation>