diff --git a/sbe-tool/src/main/java/uk/co/real_logic/sbe/generation/rust/RustGenerator.java b/sbe-tool/src/main/java/uk/co/real_logic/sbe/generation/rust/RustGenerator.java
index 25bb8099ca..1d0403e399 100644
--- a/sbe-tool/src/main/java/uk/co/real_logic/sbe/generation/rust/RustGenerator.java
+++ b/sbe-tool/src/main/java/uk/co/real_logic/sbe/generation/rust/RustGenerator.java
@@ -539,8 +539,8 @@ scratchChain, rustTypeName(node.blockLengthType),
         indent(out, 1).append("}\n");
 
         indent(out).append("#[inline]\n");
-        indent(out, 1, "pub fn %s_from_slice(mut self, s: &%s [%s]) -> CodecResult<%s> {\n",
-            formatMethodName(node.originalName), DATA_LIFETIME, fieldsType,
+        indent(out, 1, "pub fn %s_from_slice(mut self, s: &[%s]) -> CodecResult<%s> {\n",
+            formatMethodName(node.originalName), fieldsType,
             withLifetime(afterGroupCoderType));
         indent(out, 2, "%s.write_type::<%s>(&%s, %s)?; // block length\n",
             scratchChain, rustTypeName(node.blockLengthType),