diff --git a/README.md b/README.md
index e8793f30e7..491efb024a 100644
--- a/README.md
+++ b/README.md
@@ -231,9 +231,6 @@ rule:
 
 The above make command will only download and verify the test data.
 
-Additional input data for testing the encoder can be obtained from
-[here](https://media.xiph.org/video/aomctc/test_set/)
-
 ### Sharded testing
 
 The AVM codec library unit tests are built upon gtest which supports sharding of test jobs.
@@ -256,6 +253,11 @@ CMake. A system with 24 cores can run 24 test shards using a value of 24 with
 the `-j` parameter. When CMake is unable to detect the number of cores 10 shards
 is the default maximum value.
 
+### Common Test Conditions (CTC)
+
+CTC document can be found [here](https://aomedia.org/docs/CWG-G082_AV2_CTC_v9.pdf) and
+CTC sequences can be obtained from [here](https://media.xiph.org/video/aomctc/test_set/).
+
 ## Coding style
 
 We are using the Google C Coding Style defined by the