diff --git a/frontend/src/app/shared/regex.utils.ts b/frontend/src/app/shared/regex.utils.ts
index a349e9633..b3d277c9f 100644
--- a/frontend/src/app/shared/regex.utils.ts
+++ b/frontend/src/app/shared/regex.utils.ts
@@ -313,20 +313,24 @@ export function getRegex(type: RegexType, network?: Network): RegExp {
       }
       regex += `)`; // End the non-capturing group
       break;
-    // Match a date in the format YYYY-MM-DD (optional: HH:MM)
+    // Match a date in the format YYYY-MM-DD (optional: HH:MM or HH:MM:SS)
     // [Testing Order]: any order is fine
     case `date`:
       regex += `(?:`;                  // Start a non-capturing group
       regex += `${NUMBER_CHARS}{4}`;   // Exactly 4 digits
       regex += `[-/]`;                 // 1 instance of the symbol "-" or "/"
-      regex += `${NUMBER_CHARS}{1,2}`; // Exactly 4 digits
+      regex += `${NUMBER_CHARS}{1,2}`; // 1 or 2 digits
       regex += `[-/]`;                 // 1 instance of the symbol "-" or "/"
-      regex += `${NUMBER_CHARS}{1,2}`; // Exactly 4 digits
+      regex += `${NUMBER_CHARS}{1,2}`; // 1 or 2 digits
       regex += `(?:`;                  // Start a non-capturing group
       regex += ` `;                    // 1 instance of the symbol " "
-      regex += `${NUMBER_CHARS}{1,2}`; // Exactly 4 digits
+      regex += `${NUMBER_CHARS}{1,2}`; // 1 or 2 digits
       regex += `:`;                    // 1 instance of the symbol ":"
-      regex += `${NUMBER_CHARS}{1,2}`; // Exactly 4 digits
+      regex += `${NUMBER_CHARS}{1,2}`; // 1 or 2 digits
+      regex += `(?:`;                  // Start a non-capturing group for optional seconds
+      regex += `:`;                    // 1 instance of the symbol ":"
+      regex += `${NUMBER_CHARS}{1,2}`; // 1 or 2 digits
+      regex += `)?`;                   // End the non-capturing group
       regex += `)?`;                   // End the non-capturing group. This group appears 0 or 1 times
       regex += `)`;                    // End the non-capturing group
       break;