CHANGELOG.md in opentelemetry-instrumentation-ethon-0.19.3 vs CHANGELOG.md in opentelemetry-instrumentation-ethon-0.19.4

@@ -1,6 +1,10 @@
 # Release History: opentelemetry-instrumentation-ethon
 
+### v0.19.4 / 2022-02-02
+
+* FIXED: Excessive hash creation on context attr merging 
+
 ### v0.19.3 / 2021-12-02
 
 * (No significant changes)
 
 ### v0.19.2 / 2021-09-29