diff --git a/recipes/gtdbtk/meta.yaml b/recipes/gtdbtk/meta.yaml
index 0fbf4c226a029..f73443e7186ec 100644
--- a/recipes/gtdbtk/meta.yaml
+++ b/recipes/gtdbtk/meta.yaml
@@ -10,8 +10,8 @@ source:
   sha256: b8fb65555d86301c55bef0f4722f6ae0d0bd974d2a04cbb71973b51dc0013655
 
 build:
-  number: 0
-  skip: True  # [osx]
+  number: 1
+  skip: True  # [not linux64]
 
 requirements:
   host:
@@ -25,6 +25,9 @@ requirements:
     - pplacer >=1.1.alpha17
     - fastani >=1.2
     - fasttree >=2.1.9
+    - matplotlib
+    - numpy
+    - scipy
 
 test:
   imports:
@@ -47,3 +50,5 @@ extra:
   skip-lints:
     - should_be_noarch_python
     - should_not_use_skip_python
+  identifiers:
+    - doi:10.1093/bioinformatics/btz848
diff --git a/recipes/gtdbtk/post-link.sh b/recipes/gtdbtk/post-link.sh
index b5da4b499a8c0..723c13dba8413 100644
--- a/recipes/gtdbtk/post-link.sh
+++ b/recipes/gtdbtk/post-link.sh
@@ -10,8 +10,7 @@ echo "
      2. Manually download the latest reference data:
         https://github.com/Ecogenomics/GTDBTk#gtdb-tk-reference-data
 
-     2b. Set the GTDBTK_DATA_PATH environment variable in the files:
+     2b. Set the GTDBTK_DATA_PATH environment variable in the file:
          ${PREFIX}/etc/conda/activate.d
-         ${PREFIX}/etc/conda/deactivate.d
 
 " > "${PREFIX}"/.messages.txt