diff --git a/include/nlohmann/detail/input/lexer.hpp b/include/nlohmann/detail/input/lexer.hpp
index f055584fd..60eb3526f 100644
--- a/include/nlohmann/detail/input/lexer.hpp
+++ b/include/nlohmann/detail/input/lexer.hpp
@@ -1521,7 +1521,6 @@ scan_number_done:
             // skip following whitespace
             skip_whitespace();
         }
-        while (current == ' ' || current == '\t' || current == '\n' || current == '\r');
 
         switch (current)
         {
diff --git a/single_include/nlohmann/json.hpp b/single_include/nlohmann/json.hpp
index 82c0d4847..1d02cc12b 100644
--- a/single_include/nlohmann/json.hpp
+++ b/single_include/nlohmann/json.hpp
@@ -9626,7 +9626,6 @@ scan_number_done:
             // skip following whitespace
             skip_whitespace();
         }
-        while (current == ' ' || current == '\t' || current == '\n' || current == '\r');
 
         switch (current)
         {