diff --git a/tools/waveica/waveica.xml b/tools/waveica/waveica.xml
index d6219c6b..a9f09b8f 100644
--- a/tools/waveica/waveica.xml
+++ b/tools/waveica/waveica.xml
@@ -1,4 +1,4 @@
-<tool id="waveica" name="WaveICA" version="@TOOL_VERSION@+galaxy5" profile="21.09">
+<tool id="waveica" name="WaveICA" version="@TOOL_VERSION@+galaxy6" profile="21.09">
     <description>removal of batch effects for untargeted metabolomics data</description>
     <macros>
         <import>macros.xml</import>
diff --git a/tools/waveica/waveica_wrapper.R b/tools/waveica/waveica_wrapper.R
index fc0c865e..438d3dbc 100644
--- a/tools/waveica/waveica_wrapper.R
+++ b/tools/waveica/waveica_wrapper.R
@@ -165,7 +165,7 @@ verify_column_types <- function(data, required_columns) {
   # Specify the column names and their expected types
   column_types <- list(
     "sampleName" = c("character", "factor"),
-    "class" = c("character", "factor"),
+    "class" = c("character", "factor", "integer"),
     "sampleType" = c("character", "factor"),
     "injectionOrder" = "integer",
     "batch" = "integer"