diff --git a/generator.go b/generator.go
index 508b6a2..0a67a18 100644
--- a/generator.go
+++ b/generator.go
@@ -74,6 +74,18 @@ var Data = genmain.Data{
 			// during init
 			t.GLibGetType = ""
 		}),
+
+		// PadProbeInfo must not be freed, so we mark it as borrowed.
+		gir.ModifyCallable("Gst-1.PadProbeCallback", func(c *gir.CallableAttrs) {
+			for _, p := range c.Parameters.Parameters {
+				if p.Name == "info" && p.Type.Name == "PadProbeInfo" {
+					p.TransferOwnership.TransferOwnership = "borrow"
+					return
+				}
+			}
+
+			panic("PadProbeCallback does not have an info parameter")
+		}),
 	},
 	Config: typesystem.Config{
 		Namespaces: map[string]typesystem.NamespaceConfig{
diff --git a/go.mod b/go.mod
index e6fc2be..12efa55 100644
--- a/go.mod
+++ b/go.mod
@@ -13,4 +13,4 @@ require (
 	golang.org/x/sync v0.15.0 // indirect
 )
 
-replace github.com/diamondburned/gotk4 => github.com/rswilli/gotk4 v0.0.0-20250630082246-7bde21946e67
+replace github.com/diamondburned/gotk4 => github.com/rswilli/gotk4 v0.0.0-20250701112939-1be8c14e14f9
diff --git a/go.sum b/go.sum
index b555b83..2f98e13 100644
--- a/go.sum
+++ b/go.sum
@@ -2,8 +2,8 @@ github.com/go-gst/go-glib v1.4.1-0.20241209142714-f53cebf18559 h1:AK60n6W3FLZTp9
 github.com/go-gst/go-glib v1.4.1-0.20241209142714-f53cebf18559/go.mod h1:ZWT4LXOO2PH8lSNu/dR5O2yoNQJKEgmijNa2d7nByK8=
 github.com/go-gst/go-pointer v0.0.0-20241127163939-ba766f075b4c h1:x8kKRVDmz5BRlolmDZGcsuZ1l+js6TRL3QWBJjGVctM=
 github.com/go-gst/go-pointer v0.0.0-20241127163939-ba766f075b4c/go.mod h1:qKw5ZZ0U58W6PU/7F/Lopv+14nKYmdXlOd7VnAZ17Mk=
-github.com/rswilli/gotk4 v0.0.0-20250630082246-7bde21946e67 h1:70vQ7g0OISrj+jYJhTCAQsVKXpV49Rz/5urHd2reQKI=
-github.com/rswilli/gotk4 v0.0.0-20250630082246-7bde21946e67/go.mod h1:alpfblIRIC6MejV4eBLjWx61VeJvfQ/6dHGQZUkzSYE=
+github.com/rswilli/gotk4 v0.0.0-20250701112939-1be8c14e14f9 h1:nwcMF9yiEzM3DlK/P4q/nter7+f4nJoe+NnI0AHcc18=
+github.com/rswilli/gotk4 v0.0.0-20250701112939-1be8c14e14f9/go.mod h1:alpfblIRIC6MejV4eBLjWx61VeJvfQ/6dHGQZUkzSYE=
 golang.org/x/exp v0.0.0-20250305212735-054e65f0b394 h1:nDVHiLt8aIbd/VzvPWN6kSOPE7+F/fNFDSXLVYkE/Iw=
 golang.org/x/exp v0.0.0-20250305212735-054e65f0b394/go.mod h1:sIifuuw/Yco/y6yb6+bDNfyeQ/MdPUy/hKEMYQV17cM=
 golang.org/x/sync v0.15.0 h1:KWH3jNZsfyT6xfAfKiz6MRNmd46ByHDYaZ7KSkCtdW8=
diff --git a/pkg/gst/gst_export.gen.go b/pkg/gst/gst_export.gen.go
index 813c7f8..e1b711c 100644
--- a/pkg/gst/gst_export.gen.go
+++ b/pkg/gst/gst_export.gen.go
@@ -279,11 +279,12 @@ func _gotk4_gst1_PadProbeCallback(carg1 *C.GstPad, carg2 *C.GstPadProbeInfo, car
 	}
 
 	var pad   Pad            // in, none, converted
-	var info  *PadProbeInfo  // in, none, converted
+	var info  *PadProbeInfo  // in, borrow, converted
 	var goret PadProbeReturn // return, none, casted
 
 	pad = UnsafePadFromGlibNone(unsafe.Pointer(carg1))
-	info = UnsafePadProbeInfoFromGlibNone(unsafe.Pointer(carg2))
+	info = UnsafePadProbeInfoFromGlibBorrow(unsafe.Pointer(carg2))
+	// borrow not bound to another value, this requires correct handling by the user
 
 	goret = fn(pad, info)