diff --git a/Cargo.lock b/Cargo.lock
index a93116e..846734a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -369,7 +369,7 @@ dependencies = [
 [[package]]
 name = "geo"
 version = "0.28.0"
-source = "git+https://github.com/weiji14/geo.git?branch=affinetransform-index#0bd04a57d66fc1ff7d19524b16a03d9af8fe29a9"
+source = "git+https://github.com/georust/geo.git?rev=481196b4e50a488442b3919e02496ad909fc5412#481196b4e50a488442b3919e02496ad909fc5412"
 dependencies = [
  "earcutr",
  "float_next_after",
diff --git a/Cargo.toml b/Cargo.toml
index 1d33475..2e9a722 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,7 +11,7 @@ crate-type = ["cdylib"]
 
 [dependencies]
 bytes = "1.5.0"
-geo = { git = "https://github.com/weiji14/geo.git", branch = "affinetransform-index", version = "0.28.0" }
+geo = { git = "https://github.com/georust/geo.git", version = "0.28.0", rev = "481196b4e50a488442b3919e02496ad909fc5412" }
 ndarray = "0.15.6"
 numpy = "0.21.0"
 object_store = { version = "0.9.0", features = ["http"] }
diff --git a/src/io/geotiff.rs b/src/io/geotiff.rs
index 4ca0115..6a68854 100644
--- a/src/io/geotiff.rs
+++ b/src/io/geotiff.rs
@@ -115,8 +115,8 @@ impl<R: Read + Seek> CogReader<R> {
         let transform = self.transform()?; // affine transformation matrix
 
         // Get spatial resolution in x and y dimensions
-        let x_res: &f64 = transform.a();
-        let y_res: &f64 = transform.e();
+        let x_res: &f64 = &transform.a();
+        let y_res: &f64 = &transform.e();
 
         // Get xy coordinate of the center of the top left pixel
         let x_origin: &f64 = &(transform.xoff() + x_res / 2.0);