diff --git a/Changes.md b/Changes.md
index 75fb3b43b8..934e59b668 100644
--- a/Changes.md
+++ b/Changes.md
@@ -13,6 +13,7 @@ Fixes
   - Fixed error when `resize()` removed plugs with input connections.
   - Fixed error when `resize()` was used on an output plug.
 - CreateViews : Fixed loading of files saved from Gaffer 1.5+.
+- PythonCommand : Fixed loading of files saved from Gaffer 1.5+.
 
 1.3.16.8 (relative to 1.3.16.7)
 ========
diff --git a/startup/GafferDispatch/pythonCommandCompatibility.py b/startup/GafferDispatch/pythonCommandCompatibility.py
new file mode 100644
index 0000000000..02413d4a8c
--- /dev/null
+++ b/startup/GafferDispatch/pythonCommandCompatibility.py
@@ -0,0 +1,50 @@
+##########################################################################
+#
+#  Copyright (c) 2024, Cinesite VFX Ltd. All rights reserved.
+#
+#  Redistribution and use in source and binary forms, with or without
+#  modification, are permitted provided that the following conditions are
+#  met:
+#
+#      * Redistributions of source code must retain the above
+#        copyright notice, this list of conditions and the following
+#        disclaimer.
+#
+#      * Redistributions in binary form must reproduce the above
+#        copyright notice, this list of conditions and the following
+#        disclaimer in the documentation and/or other materials provided with
+#        the distribution.
+#
+#      * Neither the name of John Haddon nor the names of
+#        any other contributors to this software may be used to endorse or
+#        promote products derived from this software without specific prior
+#        written permission.
+#
+#  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+#  IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+#  THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+#  PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+#  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+#  EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+#  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+#  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+#  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+#  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+#  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+##########################################################################
+
+import GafferDispatch
+
+def __pythonCommandGetItem( originalGetItem ) :
+
+	def getItem( self, key ) :
+
+		if key == "framesMode" :
+			key = "sequence"
+
+		return originalGetItem( self, key )
+
+	return getItem
+
+GafferDispatch.PythonCommand.__getitem__ = __pythonCommandGetItem( GafferDispatch.PythonCommand.__getitem__ )