diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 3255b3e..4d7b840 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,7 +1,7 @@
 repos:
     # This should be before any formatting hooks like isort
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: "v0.6.1"
+    rev: "v0.9.2"
     hooks:
       - id: ruff
         args: ["--fix"]
@@ -13,7 +13,7 @@ repos:
       - id: isort
         exclude: ".*(.fits|.fts|.fit|.header|.txt|tca.*|extern.*)$"
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v4.6.0
+    rev: v5.0.0
     hooks:
       - id: check-ast
       - id: check-case-conflict
diff --git a/chimerapy/chimera.py b/chimerapy/chimera.py
index d954a48..04f962f 100644
--- a/chimerapy/chimera.py
+++ b/chimerapy/chimera.py
@@ -449,7 +449,7 @@ def chimera(im171, im193, im211, imhmi):
                     props[11, ident + 1] = str(np.round(Ysb))
                     props[12, ident + 1] = str(eastl + "-" + westl)
                     props[13, ident + 1] = str(width)
-                    props[14, ident + 1] = f"{trummar / 1e+12:.1e}"
+                    props[14, ident + 1] = f"{trummar / 1e12:.1e}"
                     props[15, ident + 1] = str(np.round((arcar * 100 / (np.pi * (rs**2))), 1))
                     props[16, ident + 1] = str(np.round(mB, 1))
                     props[17, ident + 1] = str(np.round(mBpos, 1))
@@ -460,9 +460,9 @@ def chimera(im171, im193, im211, imhmi):
                     props[21, ident + 1] = f"{tbpos:.1e}"
                     tbneg = np.sum(datm[pos[:, 0], pos[:, 1]][np.where(datm[pos[:, 0], pos[:, 1]] < 0)])
                     props[22, ident + 1] = f"{tbneg:.1e}"
-                    props[23, ident + 1] = f"{mB * trummar * 1e+16:.1e}"
-                    props[24, ident + 1] = f"{mBpos * trummar * 1e+16:.1e}"
-                    props[25, ident + 1] = f"{mBneg * trummar * 1e+16:.1e}"
+                    props[23, ident + 1] = f"{mB * trummar * 1e16:.1e}"
+                    props[24, ident + 1] = f"{mBpos * trummar * 1e16:.1e}"
+                    props[25, ident + 1] = f"{mBneg * trummar * 1e16:.1e}"
 
                     # =====sets up code for next possible coronal hole=====
 
diff --git a/chimerapy/tests/test_chimera.py b/chimerapy/tests/test_chimera.py
index e08da98..4d3053e 100644
--- a/chimerapy/tests/test_chimera.py
+++ b/chimerapy/tests/test_chimera.py
@@ -14,7 +14,7 @@
 
 
 def test_chimera(tmp_path):
-    Downloader.simple_download(INPUT_FILES.values(), path=tmp_path)
+    _ = Downloader.simple_download(INPUT_FILES.values(), path=tmp_path)
     os.chdir(tmp_path)
     chimera_legacy()
 
diff --git a/chimerapy/version.py b/chimerapy/version.py
index 90d4111..f30630a 100644
--- a/chimerapy/version.py
+++ b/chimerapy/version.py
@@ -10,7 +10,7 @@
     import warnings
 
     warnings.warn(
-        f'could not determine {__name__.split(".")[0]} package version; this indicates a broken installation'
+        f"could not determine {__name__.split('.')[0]} package version; this indicates a broken installation"
     )
     del warnings