diff --git a/docs/usage/run.md b/docs/usage/run.md
index 09f8036..5602862 100644
--- a/docs/usage/run.md
+++ b/docs/usage/run.md
@@ -9,7 +9,7 @@ Setting up the metavirs pipeline is fast and easy! In its most basic form, <code
 
 ## 2. Synopsis
 ```text
-$ metavirs run [--help] [--aggregate] \
+$ metavirs run [--help] [--aggregate] [--length-filter LENGTH_FILTER] \
      [--mode <slurm,local>] [--job-name JOB_NAME] \
      [--dry-run] [--silent] [--sif-cache SIF_CACHE] \
      [--singularity-cache SINGULARITY_CACHE] \
@@ -58,6 +58,16 @@ Each of the following arguments are optional, and do not need to be provided.
 >
 > ***Example:*** `--aggregate`
 
+---
+  `--length-filter LENGTH_FILTER`            
+> **Filter contigs by total length (bp).**  
+> *type: integer*
+> *default: 500*
+> 
+> The contig length filter is used to remove any annotated contigs less than this threshold. Annotating small contigs can lead to lower-confidence classifications. This filter is only applied to metaspades contigs.
+>
+> ***Example:*** `--length-filter 750`
+
 ### 2.3 Orchestration options
 
 Each of the following arguments are optional, and do not need to be provided. 
@@ -136,7 +146,7 @@ Each of the following arguments are optional, and do not need to be provided.
 ---  
   `--threads THREADS`   
 > **Max number of threads for each process.**  
-> *type: int*  
+> *type: integer*  
 > *default: 2*
 > 
 > Max number of threads for each process. This option is more applicable when running the pipeline with `--mode local`.  It is recommended setting this vaule to the maximum number of CPUs available on the host machine.
@@ -184,6 +194,7 @@ module load snakemake
     --output /data/$USER/metavirs_out \
     --mode slurm \
     --aggregate \
+    --length-filter 500 \
     --dry-run
 
 # Step 1B.) Run the viral metagenomics
@@ -195,7 +206,8 @@ module load snakemake
 ./metavirs run --input .tests/*.gz \
     --output /data/$USER/metavirs_out \
     --mode slurm \
-    --aggregate
+    --aggregate \
+    --length-filter 500
 ```
 
 ### 3.2 BigSky
@@ -207,9 +219,9 @@ srun -N 1 -n 1 --time=1:00:00 --mem=8gb --cpus-per-task=2 --pty bash
 
 # Add any missing dependencies to $PATH,
 # adds singularity, snakemake, and metavirs
+module purge
 source /gs1/RTS/OpenOmics/bin/dependencies.sh
 
-
 # Step 1A.) Dry-run the pipeline,
 # this will display what steps will 
 # be run or what steps still remain.
@@ -219,6 +231,7 @@ metavirs run --input .tests/*.gz \
     --sif-cache /gs1/RTS/OpenOmics/SIFs/ \
     --resource-bundle /gs1/RTS/OpenOmics/references/metavirs/ \
     --aggregate \
+    --length-filter 500 \
     --dry-run
 
 # Step 1B.) Run the viral metagenomics
@@ -232,5 +245,6 @@ metavirs run --input .tests/*.gz \
     --mode slurm \
     --sif-cache /gs1/RTS/OpenOmics/SIFs/ \
     --resource-bundle /gs1/RTS/OpenOmics/references/metavirs/ \
-    --aggregate
+    --aggregate \
+    --length-filter 500
 ```