diff --git a/DESCRIPTION b/DESCRIPTION
index bfb4f25..55eec5f 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: minutemaker
 Title: GenAI-based meeting and conferences minutes generator
-Version: 0.5.1
+Version: 0.5.2
 Authors@R: 
     person("Angelo", "D'Ambrosio", , "a.dambrosioMD@gmail.com", role = c("aut", "cre"),
            comment = c(ORCID = "0000-0002-2045-5155"))
diff --git a/R/prompts.R b/R/prompts.R
index cb46c7d..652b648 100644
--- a/R/prompts.R
+++ b/R/prompts.R
@@ -260,6 +260,11 @@ generate_summarisation_prompt <- function(
     args$extra_output_instructions
   )
 
+  # Remove extra_output_instructions since it would trigger the length check
+  # later
+  args$extra_output_instructions <- NULL
+
+  # Collapse output instruction into a bullet point list
   args$output_instructions <- paste0(
     "- ",
     args$output_instructions,
@@ -270,6 +275,19 @@ generate_summarisation_prompt <- function(
     args$output_length <- "3"
   }
 
+  # Aggregate arguments if length > 1 vectors
+  if (length(args$extra_diarization_instructions) > 1) {
+    args$extra_diarization_instructions <- paste(
+      args$extra_diarization_instructions, collapse = "\n"
+    )
+  }
+
+  if (length(args$summary_structure) > 1) {
+    args$summary_structure <- paste(
+      args$summary_structure, collapse = "\n"
+    )
+  }
+
   prompt <- paste(
 
     get_prompts("base_task"),
@@ -355,6 +373,11 @@ generate_rolling_aggregation_prompt <- function(
     args$extra_output_instructions
   )
 
+  # Remove extra_output_instructions since it would trigger the length check
+  # later
+  args$extra_output_instructions <- NULL
+
+  # Collapse output instruction into a bullet point list
   args$output_instructions <- paste0(
     "- ",
     args$output_instructions,
@@ -365,6 +388,13 @@ generate_rolling_aggregation_prompt <- function(
     args$output_length <- "3"
   }
 
+  # Aggregate arguments if length > 1 vectors
+  if (length(args$summary_structure) > 1) {
+    args$summary_structure <- paste(
+      args$summary_structure, collapse = "\n"
+    )
+  }
+
   summary_seq <- seq_along(summaries)
 
   summaries <- stringr::str_glue(