diff --git a/src/corelibs/string_handling/timestamp_strings.py b/src/corelibs/string_handling/timestamp_strings.py
index 97baa26..59ecb72 100644
--- a/src/corelibs/string_handling/timestamp_strings.py
+++ b/src/corelibs/string_handling/timestamp_strings.py
@@ -5,6 +5,7 @@ Current timestamp strings and time zones
 import re
 from datetime import datetime
 from zoneinfo import ZoneInfo, ZoneInfoNotFoundError
+from corelibs.var_handling.var_helpers import is_float
 
 
 class TimeParseError(Exception):
@@ -35,7 +36,7 @@ class TimestampStrings:
         self.timestamp_file = self.timestamp_now.strftime("%Y-%m-%d_%H%M%S")
 
 
-def convert_to_seconds(time_string: str) -> int:
+def convert_to_seconds(time_string: str | int | float) -> int:
     """
     Conver a string with time units into a seconds string
     The following units are allowed
@@ -53,6 +54,12 @@ def convert_to_seconds(time_string: str) -> int:
         int -- _description_
     """
 
+    # skip out if this is a number of any type
+    # numbers will br made float, rounded and then converted to int
+    if is_float(time_string):
+        return int(round(float(time_string)))
+    time_string = str(time_string)
+
     # Define time unit conversion factors
     unit_factors: dict[str, int] = {
         'Y': 31536000,       # 365 days * 86400 seconds/day
diff --git a/test-run/string_handling/timestamp_strings.py b/test-run/string_handling/timestamp_strings.py
index 128d640..39d63c6 100644
--- a/test-run/string_handling/timestamp_strings.py
+++ b/test-run/string_handling/timestamp_strings.py
@@ -31,6 +31,13 @@ def main() -> None:
         "30m 45 minutes",  # minutes appears twice
         "1Y 2 years",      # years appears twice
         "1x 2 yrs",        # invalid names
+
+        123,               # int
+        789.12,            # float
+        456.56,            # float, high
+        "4566",            # int as string
+        "5551.12",         # float as string
+        "5551.56",         # float, high as string
     ]
 
     for time_string in test_cases:
diff --git a/uv.lock b/uv.lock
index de0427d..774011c 100644
--- a/uv.lock
+++ b/uv.lock
@@ -44,7 +44,7 @@ wheels = [
 
 [[package]]
 name = "corelibs"
-version = "0.19.1"
+version = "0.21.0"
 source = { editable = "." }
 dependencies = [
     { name = "jmespath" },