diff --git a/modules/nf-core/deeptools/alignmentsieve/environment.yml b/modules/nf-core/deeptools/alignmentsieve/environment.yml
index 40bec9452ad6..9d079059386d 100644
--- a/modules/nf-core/deeptools/alignmentsieve/environment.yml
+++ b/modules/nf-core/deeptools/alignmentsieve/environment.yml
@@ -4,5 +4,4 @@ channels:
   - conda-forge
   - bioconda
 dependencies:
-  - bioconda::deeptools=3.5.5
-  - bioconda::samtools=1.20
+  - bioconda::deeptools=3.5.6
diff --git a/modules/nf-core/deeptools/bamcoverage/environment.yml b/modules/nf-core/deeptools/bamcoverage/environment.yml
index 40bec9452ad6..34c2d62a6c29 100644
--- a/modules/nf-core/deeptools/bamcoverage/environment.yml
+++ b/modules/nf-core/deeptools/bamcoverage/environment.yml
@@ -4,5 +4,5 @@ channels:
   - conda-forge
   - bioconda
 dependencies:
-  - bioconda::deeptools=3.5.5
-  - bioconda::samtools=1.20
+  - bioconda::deeptools=3.5.6
+  - bioconda::samtools=1.23
diff --git a/modules/nf-core/deeptools/bigwigcompare/environment.yml b/modules/nf-core/deeptools/bigwigcompare/environment.yml
index 7b72fdd99676..9d079059386d 100644
--- a/modules/nf-core/deeptools/bigwigcompare/environment.yml
+++ b/modules/nf-core/deeptools/bigwigcompare/environment.yml
@@ -1,5 +1,7 @@
+---
+# yaml-language-server: $schema=https://raw.githubusercontent.com/nf-core/modules/master/modules/environment-schema.json
 channels:
   - conda-forge
   - bioconda
 dependencies:
-  - "bioconda::deeptools=3.5.6"
+  - bioconda::deeptools=3.5.6
diff --git a/modules/nf-core/deeptools/computematrix/environment.yml b/modules/nf-core/deeptools/computematrix/environment.yml
index 0c80282ff2ef..9d079059386d 100644
--- a/modules/nf-core/deeptools/computematrix/environment.yml
+++ b/modules/nf-core/deeptools/computematrix/environment.yml
@@ -4,4 +4,4 @@ channels:
   - conda-forge
   - bioconda
 dependencies:
-  - bioconda::deeptools=3.5.5
+  - bioconda::deeptools=3.5.6
diff --git a/modules/nf-core/deeptools/multibamsummary/environment.yml b/modules/nf-core/deeptools/multibamsummary/environment.yml
index 0c80282ff2ef..9d079059386d 100644
--- a/modules/nf-core/deeptools/multibamsummary/environment.yml
+++ b/modules/nf-core/deeptools/multibamsummary/environment.yml
@@ -4,4 +4,4 @@ channels:
   - conda-forge
   - bioconda
 dependencies:
-  - bioconda::deeptools=3.5.5
+  - bioconda::deeptools=3.5.6
diff --git a/modules/nf-core/deeptools/multibigwigsummary/environment.yml b/modules/nf-core/deeptools/multibigwigsummary/environment.yml
index d755dfc6bae7..9d079059386d 100644
--- a/modules/nf-core/deeptools/multibigwigsummary/environment.yml
+++ b/modules/nf-core/deeptools/multibigwigsummary/environment.yml
@@ -1,3 +1,5 @@
+---
+# yaml-language-server: $schema=https://raw.githubusercontent.com/nf-core/modules/master/modules/environment-schema.json
 channels:
   - conda-forge
   - bioconda
diff --git a/modules/nf-core/deeptools/plotcorrelation/environment.yml b/modules/nf-core/deeptools/plotcorrelation/environment.yml
index 0c80282ff2ef..9d079059386d 100644
--- a/modules/nf-core/deeptools/plotcorrelation/environment.yml
+++ b/modules/nf-core/deeptools/plotcorrelation/environment.yml
@@ -4,4 +4,4 @@ channels:
   - conda-forge
   - bioconda
 dependencies:
-  - bioconda::deeptools=3.5.5
+  - bioconda::deeptools=3.5.6
diff --git a/modules/nf-core/deeptools/plotfingerprint/environment.yml b/modules/nf-core/deeptools/plotfingerprint/environment.yml
index 0c80282ff2ef..9d079059386d 100644
--- a/modules/nf-core/deeptools/plotfingerprint/environment.yml
+++ b/modules/nf-core/deeptools/plotfingerprint/environment.yml
@@ -4,4 +4,4 @@ channels:
   - conda-forge
   - bioconda
 dependencies:
-  - bioconda::deeptools=3.5.5
+  - bioconda::deeptools=3.5.6
diff --git a/modules/nf-core/deeptools/plotheatmap/environment.yml b/modules/nf-core/deeptools/plotheatmap/environment.yml
index 0c80282ff2ef..9d079059386d 100644
--- a/modules/nf-core/deeptools/plotheatmap/environment.yml
+++ b/modules/nf-core/deeptools/plotheatmap/environment.yml
@@ -4,4 +4,4 @@ channels:
   - conda-forge
   - bioconda
 dependencies:
-  - bioconda::deeptools=3.5.5
+  - bioconda::deeptools=3.5.6
diff --git a/modules/nf-core/deeptools/plotpca/environment.yml b/modules/nf-core/deeptools/plotpca/environment.yml
index 0c80282ff2ef..9d079059386d 100644
--- a/modules/nf-core/deeptools/plotpca/environment.yml
+++ b/modules/nf-core/deeptools/plotpca/environment.yml
@@ -4,4 +4,4 @@ channels:
   - conda-forge
   - bioconda
 dependencies:
-  - bioconda::deeptools=3.5.5
+  - bioconda::deeptools=3.5.6
diff --git a/modules/nf-core/deeptools/plotprofile/environment.yml b/modules/nf-core/deeptools/plotprofile/environment.yml
index 0c80282ff2ef..9d079059386d 100644
--- a/modules/nf-core/deeptools/plotprofile/environment.yml
+++ b/modules/nf-core/deeptools/plotprofile/environment.yml
@@ -4,4 +4,4 @@ channels:
   - conda-forge
   - bioconda
 dependencies:
-  - bioconda::deeptools=3.5.5
+  - bioconda::deeptools=3.5.6