diff --git a/gffcompare.wdl b/gffcompare.wdl
index f8f0ade00feeb7f18669280075c9c55c2c016cc4..221c4907496c7c7eaa7323f8bcda0691cbe255fa 100644
--- a/gffcompare.wdl
+++ b/gffcompare.wdl
@@ -144,13 +144,13 @@ task GffCompare {
         dockerImage: {description: "The docker image used for this task. Changing this may result in errors which the developers may choose not to address.", category: "advanced"}
 
         # outputs
-        annotated: {description: ""}
+        annotated: {description: "Annotated GTF file."}
         loci: {description: ""}
-        stats: {description: ""}
-        tracking: {description: ""}
-        allFiles: {description: ""}
-        redundant: {description: ""}
-        missedIntrons: {description: ""}
+        stats: {description: "Various statistics related to the “accuracy” (or a measure of agreement) of the input transcripts when compared to reference annotation data."}
+        tracking: {description: "File matching transcripts up between samples."}
+        allFiles: {description: "A collection of all outputs files."}
+        redundant: {description: "File containing "duplicate"/"redundant" transcripts."}
+        missedIntrons: {description: "File denoting missed introns."}
     }
 
     meta {
diff --git a/gffread.wdl b/gffread.wdl
index 343011e97e91c8108b7e5b3565b95e3314929da0..662309895a5f98af88016a4b42e028929b0a8536 100644
--- a/gffread.wdl
+++ b/gffread.wdl
@@ -80,5 +80,11 @@ task GffRead {
         filteredGffPath: {description: "The location the filtered GFF should be written to.", category: "advanced"}
         timeMinutes: {description: "The maximum amount of time the job will run in minutes.", category: "advanced"}
         dockerImage: {description: "The docker image used for this task. Changing this may result in errors which the developers may choose not to address.", category: "advanced"}
+
+        # outputs
+        exonsFasta: {description: "Fasta file containing exons."}
+        CDSFasta: {description: "Fasta file containing CDS's."}
+        proteinFasta: {description: "Fasta file containing proteins."}
+        filteredGff: {description: "Filtered GFF file."}
     }
 }
diff --git a/gridss.wdl b/gridss.wdl
index 9499be5e006c2da88b7d9a066cee37ad326072d3..65579fd99a0d6ce299779ee7d1e5bfaebe6226f6 100644
--- a/gridss.wdl
+++ b/gridss.wdl
@@ -81,5 +81,11 @@ task GRIDSS {
         jvmHeapSizeGb: {description: "The size of JVM heap for assembly and variant calling.",category: "advanced"}
         threads: {description: "The number of the threads to use.", category: "advanced"}
         dockerImage: {description: "The docker image used for this task. Changing this may result in errors which the developers may choose not to address.", category: "advanced"}
+
+        # outputs
+        vcf: {description: ""}
+        vcfIndex: {description: ""}
+        assembly: {description: ""}
+        assemblyIndex: {description: ""}
     }
 }