diff --git a/clippy_lints/src/utils/conf.rs b/clippy_lints/src/utils/conf.rs
index 851764edc28..0c238400308 100644
--- a/clippy_lints/src/utils/conf.rs
+++ b/clippy_lints/src/utils/conf.rs
@@ -151,7 +151,7 @@ fn set(&mut self, name: String, value: toml::Value) -> Result<(), ConfError> {
     /// Lint: CYCLOMATIC_COMPLEXITY. The maximum cyclomatic complexity a function can have
     ("cyclomatic-complexity-threshold", cyclomatic_complexity_threshold, 25 => u64),
     /// Lint: DOC_MARKDOWN. The list of words this lint should not consider as identifiers needing ticks
-    ("doc-valid-idents", doc_valid_idents, ["MiB", "GiB", "TiB", "PiB", "EiB", "GitHub", "NaN"] => Vec<String>),
+    ("doc-valid-idents", doc_valid_idents, ["MiB", "GiB", "TiB", "PiB", "EiB", "GitHub", "NaN", "GPLv2", "GPLv3"] => Vec<String>),
     /// Lint: TOO_MANY_ARGUMENTS. The maximum number of argument a function or method can have
     ("too-many-arguments-threshold", too_many_arguments_threshold, 7 => u64),
     /// Lint: TYPE_COMPLEXITY. The maximum complexity a type can have